500ml Soft Flask
A collapsible 500 ml TPU flask with a self-closing bite valve and optional drinking pipe.
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Description
FOOD-GRADE TPU MATERIAL
Crafted from high-quality food-grade TPU frosted material, this 17oz/500ml hydration flask ensures maximum durability and safety. 100% free from BPA and PVC, it guarantees a safe, odorless drinking experience. The soft and flexible design provides easy and secure hydration on the go.
PORTABLE & HANDHELD DESIGN
Lightweight and flexible, this flask is designed for easy carrying, perfect for runners and outdoor enthusiasts. Its foldable, compact design makes storage hassle-free, and it’s freezer-safe for chilling overnight, ensuring a refreshing drink on hot days. (Temperature range: -20℃ to 40℃ / -4℉ to 104℉)
LEAK-PROOF & EASY HYDRATION
Equipped with a high-flow bite valve, this flask allows smooth hydration with a simple squeeze. The valve automatically seals after each sip, preventing leaks. Whether for everyday use, travel, or outdoor sports, this collapsible bottle is the ultimate convenience for staying hydrated.
VERSATILE FOR OUTDOOR ADVENTURES
With a 17oz/500ml capacity, this flask is perfect for running, hiking, camping, and more. It fits into most hydration vests and backpacks, offering easy access to water during your activities. Stay hydrated and refreshed no matter the adventure.
WIDE NECK FOR EASY REFILLS & CLEANING
The wide opening of the flask allows for quick and effortless refills. Cleaning is a breeze – simply rinse with water, and it’s ready for your next hydration session. Enjoy ultimate convenience with every sip.
Key Features
- Capacity: 17oz/500ml
- Material: Food-grade TPU, BPA & PVC free
- Temperature Range: -20℃ to 40℃ / -4℉ to 104℉
- Leak-proof: High-flow bite valve with auto-seal
- Easy Refills & Cleaning: Wide neck opening
Stay hydrated wherever you go with the INOXTO 500ml Hydration Flask – your ideal companion for all your adventures.
500ml Soft Flask
Carry water. Keep your rhythm.
A 500 ml soft flask made from food-grade frosted TPU, with a flexible body that packs down as you drink.
The bite valve closes automatically between sips. Choose the bottle quantity and drinking-pipe option that suit your setup.
BPA- & PVC-free
Details & fit
Bottle body height: 21.6 cm; mouthpiece section: 5 cm; base width: 9.2 cm. Available as one or two flasks, with drinking-pipe options. Check pocket fit; vest and belt sold separately.
Materials & care
Hand wash with mild soap, rinse thoroughly and air dry open. Stay within the stated temperature range.
Storage & use
Close the cap securely and check the valve before packing. Empty and dry after each outing.
Simple hydration, on the go.
Flexible carry
The soft body packs down as you drink.
Bite to drink
Self-closing valve helps control the flow.
Your configuration
Single, pair and drinking-pipe options.






















