10 Best Collapsible Water Bottles 2025 in the United States

The TakeToday Collapsible Water Bottle is a practical choice for anyone needing a lightweight, space-saving hydration option. Made from food-grade silicone and BPA-free plastic, it’s safe to drink from and durable enough to handle drops or squashes without breaking like glass or hard plastic bottles. Its 20oz (600ml) capacity strikes a good balance—not too big to be bulky but enough for many outdoor activities like hiking, cycling, or traveling. Thanks to its foldable silicone body, it collapses down small, making it easy to pack in tight spaces or bags. The wide mouth design is a plus for easy cleaning and adding ice or fruit to your drink, and it’s dishwasher safe, which simplifies upkeep. The screw-on cap seals tightly to prevent leaks, a crucial feature for travel or activities where spills are a problem. Additionally, it includes a strap and straw for convenience on the go.

On the downside, being made of silicone means the bottle is a bit soft, which some might find less stable when full compared to rigid bottles. Its modest capacity might not suit heavy water drinkers or longer trips without refills. Also, some users might prefer a more varied color range. This bottle serves as a great pick for outdoor enthusiasts or travelers looking for a sustainable, reusable, and compact water bottle that’s easy to carry and clean.

The HydraPak UltraFlask Speed is a collapsible water bottle available in 500ml and 600ml capacities, designed for use with hydration vests and running packs. Made from TPU, PP/POM, and silicone, it offers a durable and flexible option for active individuals. The standout feature is its collapsibility, which allows it to shrink as you drink, making it easy to pack away when empty. This is particularly useful for runners as it reduces movement and fits snugly in various pockets without causing discomfort or chafing.

The bottle's SpeedFill Cap simplifies quick refilling at aid stations, and the customizable cap options (straw or bite valve) add versatility based on personal preference. At just 84 grams, it is lightweight, making it suitable for long-distance activities without adding unnecessary weight. The bottle has a leak-proof design, ensuring your hydration pack stays dry, and it comes with a beyond-lifetime warranty, giving users peace of mind.

On the downside, the bottle requires hand washing, which might be less convenient compared to dishwasher-safe options. Additionally, the soft material might wear out faster with heavy use compared to more rigid bottles. However, its blend of functionality, weight, and ease of use makes it a strong contender for those engaged in running, hiking, or other outdoor sports.

The HydraPak SkyFlask Speed is a versatile and well-designed collapsible water bottle aimed at runners and fitness enthusiasts. One of its standout features is the ambidextrous fit, allowing it to be comfortably carried in either hand with the aid of an adjustable hand strap and a padded thumb loop. This makes it convenient for long runs or hikes without the need to grip it tightly, thus reducing hand fatigue. The bottle's material, thermoplastic polyurethane, is known for being lightweight and flexible, which aids in its collapsibility and portability when empty. At just 2.1 ounces, it is extremely lightweight, adding minimal weight to your gear.

The 350ml capacity is adequate for short to medium runs, but those with longer hydration needs might find it insufficient. The leak-proof SpeedFill cap is a significant advantage, ensuring quick and spill-free refills. However, the bottle must be hand-washed, which could be seen as a downside for those who prefer dishwasher-safe options.

The SkyFlask's compact nature and ease of storage make it a good choice for runners, walkers, and climbers looking for a reliable and portable hydration solution. However, if you need a larger capacity or dishwasher-friendly option, you might want to explore other alternatives.