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8 Amazing Flat Water Bottle for 2024


Modified: December 27, 2023

by Roch Frantz


Introducing the future of hydration: 8 Amazing Flat Water Bottle for 2023. In a world where convenience and sustainability are paramount, these cutting-edge water bottles are revolutionizing the way we stay hydrated. With their sleek and compact design, these flat water bottles are perfect for on-the-go individuals who value both style and functionality. Whether you're at the gym, office, or exploring the great outdoors, these innovative bottles provide a convenient and eco-friendly solution to keep you hydrated throughout the day. Prepare to be amazed by the remarkable features and versatility of these 8 flat water bottle options for 2023.

Top Picks:

Overall Score: 8/10

The MOCHIC CUP Flat Water Bottle is a unique and stylish travel flask that is designed to fit in any bag. Made of high-quality Tritan plastic, this 13oz water bottle is BPA-free and comes with a threaded cap and seal pad for leak-proof use. The bottle is covered with soft TPU plastic for protection and a comfortable grip, enhancing the overall user experience. It is also 100% recyclable and makes for an excellent gift choice. The MOCHIC CUP Flat Water Bottle is highly rated by customers and has received positive reviews for its durable construction, compact design, and practicality.

Key Features

  • Designed to fit in any bag
  • BPA-free and made of high-quality Tritan plastic
  • Comfortable TPU plastic cover for protection and grip
  • Portable 13oz flask with a threaded cap and seal pad
  • Ideal gift for a busy and healthy lifestyle


  • Color: White
  • Dimension: 4.17Lx1.22Wx7.09H
  • Size: 13oz


  • Unique slim book design for easy storage
  • Durable and sturdy construction
  • Leak-proof and safe for on-the-go use
  • Comfortable grip and feel
  • Great gift option for loved ones


  • Relatively high price
  • Tends to wobble when placed on a surface
  • Bottle cap is not tethered
  • Takes a long time to dry after washing
  • Prone to fingerprints and scratches

The MOCHIC CUP Flat Water Bottle is a practical and stylish accessory for travelers and fitness enthusiasts. Its unique design allows it to fit in any bag, making it convenient to carry on the go. The durable construction and leak-proof features ensure a high-quality product that will last. Although it may have a few minor drawbacks such as the price and wobbling on surfaces, the overall functionality and portability of the bottle make it a great investment. Whether you’re heading to the gym, outdoor activities, or simply need a water bottle for everyday use, the MOCHIC CUP Flat Water Bottle is a reliable choice.

Overall Score: 8/10

The FLATMOSPHERE 13OZ Flat Water Bottle is a stylish and portable solution for staying hydrated while on the go. Made from Tritan plastic, this BPA-free and leak-proof water bottle is perfect for replacing single-use plastic bottles. Its slim design fits easily in any handbag or pocket, and the soft TPU plastic grip provides a luxurious feel while also protecting the edges. With its unique flowers design and easy-to-clean Tritan material, this water bottle is suitable for use at work, gym, school, or while traveling. It also makes a great gift for loved ones. The FLATMOSPHERE water bottle is available in a sleek white color and measures 3.60Lx4.25Wx7.00H.

Key Features

  • Made from Tritan plastic, the safest plastic in the world
  • BPA-free and free from other bisphenols
  • Soft TPU plastic grip for slip-free handling
  • Leak-free guarantee with ABS lid and food-grade silicone pad
  • 13OZ capacity fits in any handbag or large pocket
  • Suitable for holding juice, smoothies, and water
  • Sleek design for various settings
  • Easy to clean like glass
  • Ideal gift for loved ones


  • Color: White
  • Dimension: 3.60Lx4.25Wx7.00H


  • Made from safe Tritan plastic
  • Leak-proof and BPA-free
  • Slim and portable design
  • Easy to clean
  • Stylish and attractive flowers design


  • Opening is not large enough for ice cubes
  • Shape makes it difficult to clean

The FLATMOSPHERE 13OZ Flat Water Bottle is a convenient and stylish accessory for anyone looking to reduce their use of single-use plastic bottles. Made from safe Tritan plastic, this leak-proof and BPA-free water bottle is not only functional but also aesthetically pleasing with its unique flowers design. Its slim and portable design allows it to fit effortlessly in any handbag or pocket, making it perfect for travel, work, gym, or school. While the opening may not accommodate ice cubes and the shape may be challenging to clean, these minor drawbacks are outweighed by its numerous advantages. Overall, the FLATMOSPHERE water bottle is a great choice for those who value safety, style, and environmental sustainability.

Overall Score: 8/10

The hydr 15oz Flat Water Bottle is a versatile and stylish travel accessory that keeps you hydrated on the go. Its slim design makes it easy to fit into your bag or pocket, and it comes with a flexible cleaning brush for easy maintenance. The bottle is made from high-quality materials, making it indestructible and leak-proof. It also features a grippy silicone wrap for a secure grip. With its cute design and BPA-free construction, this water bottle is the perfect companion for your active lifestyle. Available in Dusty Pink color, the dimensions of the bottle are 4.50Lx4.50Wx7.50H. The hydr 15oz Flat Water Bottle has received positive customer reviews and a rating of 4.3/5 on Amazon.

Key Features

  • FITS ANYWHERE – Perfect flat water bottle for travel
  • EASY TO CLEAN – Comes with a flexible cleaning brush
  • CUTE DESIGN – Features a grippy silicone wrap
  • BPA FREE – Made from high-quality materials


  • Color: Dusty Pink
  • Dimension: 4.50Lx4.50Wx7.50H


  • Slim and portable design
  • Easy to clean and maintain
  • Secure grip with silicone wrap
  • BPA-free and safe for hydration
  • Ideal for travel and active lifestyle


  • Material is not super sturdy

The hydr 15oz Flat Water Bottle is a cute and functional accessory that allows you to stay hydrated in style. Its compact size and slim design make it easy to carry in bags or pockets, while the included cleaning brush ensures cleanliness. The water bottle is durable and leak-proof, providing peace of mind during travel or outdoor activities. It also receives praise for its cute silicone wrap and BPA-free construction. Although the material may not be the sturdiest, this is compensated by its lightweight and affordable price. Overall, this water bottle is recommended for those looking for a convenient and stylish hydration solution on the go.

Overall Score: 7.8/10

The A7 memobottle is a stylish and practical water bottle designed for travelers. With a capacity of 6oz (180ml), it is perfect for fitting into small bags and is also ideal for kids. The bottle is made from durable BPA-free Tritan plastic, making it safe for dishwasher, hot water, and freezer use. It comes with a stainless steel lid that features a reliable silicone seal, ensuring your valuables are protected when the bottle is placed alongside them. The A7 memobottle has a unique design that resembles the dimensions of a sheet of paper, enabling it to fit seamlessly into handbags, backpacks, and even pockets. It comes with a 2-year manufacturing warranty and is available in a sleek stainless steel color.

Key Features

  • BPA-FREE 6oz (180ml) capacity
  • Stainless steel lid with reliable silicone seal
  • Fits perfectly in small pockets and clutches
  • Durable and reusable BPA-free plastic
  • 2-year manufacturing warranty


  • Color: Stainless steel
  • Dimension: 2.76Lx0.01Wx2.76H
  • Size: A7 (6oz)


  • Stylish and sleek design
  • Fits perfectly in small bags and pockets
  • Durable and dishwasher safe
  • Comes with a stainless steel lid
  • 2-year manufacturing warranty


  • Relatively expensive for a 6oz water bottle
  • Difficult to clean due to small opening
  • Does not stand upright easily

The A7 memobottle is a fashionable and practical option for travelers who want a slim and compact water bottle. Its unique design allows it to fit seamlessly into various bags, making it convenient for those on the go. While some may find it slightly overpriced for its size, the durable build and stainless steel lid add value to the product. However, cleaning this bottle can be a bit challenging due to the small opening. Overall, the A7 memobottle is a trendy and functional choice for those who prioritize style and portability in their travel accessories.

Overall Score: 7/10

The Clear Reusable Slim Flat Water Bottle is a portable and transparent water bottle with a capacity of 420ml. It has a slim design and is made of BPA-free plastic, ensuring safety and no odor. This flat water bottle can be easily carried around as it takes up minimal space. It is suitable for various occasions such as school, sports, travel, and dining time. However, it is not recommended for boiling water or sealing tightly with carbonated beverages. The water bottle received a customer rating of 4.0 out of 5, with mixed reviews concerning leakage and durability.

Key Features

  • A5 420ml capacity bottle
  • Transparent style flat water bottle
  • Light and elegant
  • Good air tightness
  • Reusable ultra-thin water bottle
  • BPA-free plastic
  • No odor
  • Convenient to use and carry around
  • Suitable for indoor and outdoor use
  • Color: Transparent


  • Color: Transparent color
  • Dimension: 5.10Lx5.10Wx8.60H


  • Slim design fits in pockets and small spaces
  • Can be customized
  • Handy for carrying in a purse or backpack
  • Fits well in car cup holders


  • Leakage issues reported
  • Foam insert in cap can fall off leading to leaks
  • Difficult to clean
  • Some concerns about the material quality

The Clear Reusable Slim Flat Water Bottle offers a sleek and portable solution for staying hydrated on the go. Its slim design and transparency make it convenient and stylish, fitting well in bags and cup holders. While there have been concerns about leakage and durability, taking extra care with the foam insert and avoiding over-tightening the cap can help prevent any issues. Despite the minor flaws, this water bottle is a great choice for those looking for a compact and lightweight option to keep them hydrated throughout the day.

Overall Score: 8/10

The ALLKELR 12oz Portable Flat Water Bottle is a must-have for travelers who want a convenient way to stay hydrated on the go. This unique water bottle features an oval flat design that fits perfectly in your hand, preventing it from slipping. Made of high-quality Tritan Plastic, it is 100% recyclable and BPA-free, ensuring a healthy drinking experience. The narrow mouth design makes it easy to sip on, and the bottle is both easy to carry and clean. With a portable integrated lid handle and a leak-proof cap, you can confidently take this mini water bottle with you wherever you go. It is also durable and tough, thanks to its Tritan material. The ALLKELR 12oz Portable Flat Water Bottle is available in the color Gray and has dimensions of 3.40Lx3.40Wx6.00H.

Key Features

  • Unique oval flat design prevents slipping
  • Made of high-quality Tritan Plastic
  • BPA-free and odorless
  • Narrow mouth design for easy sipping
  • Portable integrated lid handle with leak-proof cap
  • Durable and tough Tritan material
  • Compact size to fit in purse and pocket


  • Color: Gray
  • Dimension: 3.40Lx3.40Wx6.00H


  • Unique exterior design prevents slipping
  • High-quality and BPA-free material
  • Easy to carry and clean
  • Leak-proof for safe on-the-go use
  • Durable and tough
  • Compact size for easy portability


  • Cleaning may be difficult due to small size
  • Cap location may limit storage space in some bags
  • Mouth size may not be comfortable for some users

The ALLKELR 12oz Portable Flat Water Bottle is a fantastic travel accessory for those who want a compact and convenient way to stay hydrated. With its unique design and high-quality materials, this water bottle offers both style and functionality. The leak-proof cap and integrated handle make it perfect for on-the-go use, while the durable Tritan material ensures it can withstand accidental drops. Although cleaning may be a challenge due to its small size, the benefits of this portable flat water bottle far outweigh any drawbacks. Overall, it is a great addition to your travel gear and will keep you hydrated wherever your adventures take you.

Overall Score: 7.5/10

The Hydrte Flat Water Bottle is the ultimate purse water bottle designed for both women and men. With its unique flat design, it can fit neatly anywhere without any hassle. The BPA-free and leakproof construction ensures durability and convenience. Available in 6 different colors and 2 sizes, this cute water bottle is the perfect accessory for hydration on the go. It fits stylishly into purses, backpacks, and laptop bags, making it an ideal travel companion. The 17 oz square water bottle is compact, slimline, and easily reusable. Its flat sides make it easy to pack in hand luggage, and the majority of it being clear allows customs to see it's empty. Despite some reports of leaking, the Hydrte Flat Water Bottle offers great portability and durability.

Key Features

  • Flat water bottle design for easy storage
  • BPA-free and leakproof
  • Available in 6 colors and 2 sizes
  • Convenient hydration for everyday use
  • Perfect for travel purposes


  • Color: Aqua Teal
  • Dimension: 6.30Lx6.30Wx4.33H
  • Size: 17 oz


  • Compact and slimline design
  • Easy to pack in hand luggage
  • Durable and reusable
  • Fits stylishly into purses and backpacks


  • Reports of leaking issues

The Hydrte Flat Water Bottle is a stylish and compact water bottle that offers great convenience for travelers. Despite some reports of leaking, its flat design and durability make it an attractive choice. The bottle’s unique shape allows it to fit neatly into purses and backpacks, making it an ideal accessory for everyday use and travel. The variety of colors and sizes available cater to different preferences, adding a touch of personalization. Overall, the Hydrte Flat Water Bottle is a practical and stylish choice for those who prioritize portability and functionality in their travel accessories.

Overall Score: 8.5/10

The Vapur Shades Flexible Water Bottle is a convenient and eco-friendly accessory for travelers. With a capacity of .50 liter/16 ounces, this foldable bottle is perfect for staying hydrated on the go. The Super Cap – flip cap ensures a tight seal and easy access to your beverage without worrying about spills or leaks. Made from BPA-free materials, this bottle is odor and taste-free, providing a clean drinking experience. The wide mouth opening allows for easy filling and cleaning. Whether you're hiking, traveling, or attending a concert, the Vapur Shades water bottle is a practical choice. However, it can be challenging to clean thoroughly and may not withstand everyday use as it is not very sturdy. Despite these minor drawbacks, this flexible water bottle is a great option for those seeking a portable and reusable hydration solution.

Key Features

  • Holds .50 liter/16 ounces of liquid
  • Super Cap – flip cap for spill-free use
  • Foldable, portable, reusable, durable, freezable, dishwasher safe
  • BPA, odor, and taste free
  • Wide mouth opening for easy filling and cleaning


  • Color: Cool Grey
  • Dimension: 0.50Lx10.00Wx8.50H
  • Size: .50 Liter, 16 Ounces


  • Compact and easy to carry
  • Secure and leak-free flip cap
  • Durable and reusable construction
  • Odor and taste-free materials
  • Wide mouth for convenient filling and cleaning


  • Difficult to clean thoroughly
  • Not very sturdy for everyday use
  • Does not keep water cool
  • Carabiner clip can come off easily

The Vapur Shades Flexible Water Bottle is a versatile accessory for travelers who prioritize convenience and sustainability. Its foldable design and lightweight construction make it easy to carry wherever you go, while the flip cap ensures a leak-free experience. This water bottle’s odor and taste-free materials provide a clean drinking experience. Although cleaning can be a bit tricky and it may not be the most durable option for everyday use, the Vapur Shades water bottle offers excellent portability and functionality. Whether you’re embarking on an outdoor adventure or simply need a reliable water bottle for daily activities, this product is worth considering. Stay hydrated on your travels with the Vapur Shades Flexible Water Bottle.

Flat Water Bottle Buyer's Guide

What is a Flat Water Bottle?
A flat water bottle is a sleek and compact water container designed to be easily placed inside bags, pockets, or purses, ensuring that you have access to hydration on the go without the added bulk. Unlike traditional round water bottles, flat water bottles are ergonomically designed to provide a comfortable grip and a space-saving solution.
Benefits of a Flat Water Bottle
  • Space-saving design allows for easy storage in bags, pockets, or purses.
  • Lightweight construction makes it convenient to carry during physical activities or while traveling.
  • Ergonomic shape offers a comfortable grip, promoting hydration throughout the day.
  • Leak-proof design prevents spills and ensures a mess-free experience.
  • BPA-free materials provide a safe and eco-friendly alternative to single-use plastic bottles.
Factors to Consider Before Buying a Flat Water Bottle
  1. Size and Capacity
  • Determine the size and capacity that best fits your hydration needs. Consider how much water you typically consume and choose a flat water bottle that can accommodate that amount.
  • Material
    • Look for flat water bottles made from durable and BPA-free materials, such as Tritan or stainless steel. These materials will ensure the longevity and safety of your water bottle.
  • Leak-Proof Design
    • Opt for a flat water bottle with a leak-proof design to prevent any unwanted spills, especially when carrying it inside bags or purses.
  • Ease of Cleaning
    • Consider the ease of cleaning the flat water bottle. Look for bottles with wide mouths or detachable components that can be easily cleaned and maintained.
  • Portability
    • Check for features that enhance portability, such as a slim design or a carrying strap, so you can conveniently take your water bottle with you anywhere.
  • Compatibility
    • If you enjoy infusing your water with fruits or tea, choose a flat water bottle that is compatible with infuser attachments, allowing you to add flavor to your hydration routine.
  • Additional Features
    • Look for features that suit your lifestyle, such as insulation for keeping your drink cold or a flip-top lid for easy access.

    Frequently Asked Questions about 8 Amazing Flat Water Bottle for 2023

    Are flat water bottles safe to use?

    Yes, flat water bottles made from BPA-free materials like Tritan or stainless steel are generally considered safe for use. Ensure that the bottle you choose complies with safety standards.

    How do I clean a flat water bottle?

    Cleaning a flat water bottle is usually easy. Most flat water bottles can be cleaned by hand using warm soapy water and a bottle brush. Some bottles are also dishwasher-safe.

    Can I put hot beverages in a flat water bottle?

    It is not recommended to use a flat water bottle for hot beverages, as most flat water bottles are designed to hold cold or room temperature liquids. Using it for hot beverages may affect the structure and safety of the bottle.

    Can I carry a flat water bottle in my backpack without it leaking?

    Most flat water bottles are designed with a leak-proof seal to prevent spills, even when carried inside a backpack. However, it is important to check the product specifications and reviews to ensure the bottle you choose has a reliable leak-proof design.

    Are flat water bottles suitable for outdoor activities?

    Yes, flat water bottles are great companions for outdoor activities, thanks to their portable and compact design. Many bottles are designed to be durable and lightweight, making them ideal for hiking, cycling, or any other physical activity.

    Can I freeze a flat water bottle?

    Freezing a flat water bottle is not recommended, as water expands when frozen and may cause the bottle to crack or deform. Always refer to the manufacturer’s guidelines regarding the freezing of their specific product.

    Can I put my flat water bottle in the microwave?

    No, flat water bottles are not microwave-safe. Microwaving can cause the bottle to melt or release harmful chemicals. It is essential to follow the manufacturer’s instructions for proper use and care of the water bottle.

    How long can I expect a flat water bottle to last?

    The durability of a flat water bottle depends on several factors, including the quality of materials used and how well it is maintained. With proper care, a high-quality flat water bottle can last for several years.

    Are there replacement parts available for flat water bottles?

    Replacement parts such as lids, seals, or straws may be available for certain flat water bottle models. Check with the manufacturer or visit their website for information on replacement parts.

    Can I recycle my flat water bottle?

    Many flat water bottles, especially those made from plastic materials, can be recycled. Check the recycling guidelines in your local area or look for recycling symbols on the bottle for proper disposal practices.

    Can I put my flat water bottle in the dishwasher?

    Some flat water bottles are dishwasher-safe, while others may require handwashing. Always check the manufacturer’s instructions for cleaning and care recommendations specific to your flat water bottle.