The Foldable Fatara Food Class TPU Water Flask (150 ml/5 oz) is designed for outdoor enthusiasts who prioritize convenience and durability. - Compact and Lightweight: This water flask is made from high-quality thermoplastic polyurethane (TPU), ensuring it is lightweight and easy to carry. Its foldable design allows for compact storage when not in use. - Optimal Temperature Range: The flask is effective within a temperature range of 0-60 ℃, making it versatile for various beverages, whether hot or cold. - Easy to Clean: The TPU material is simple to clean, ensuring that you can maintain hygiene effortlessly after each use. - Quick Hydration: The soft flask design enables you to drink water quickly and easily, thanks to the durable biting valve with a dust lid. Simply bite to sip—no fuss, no spills. - Versatile Applications: Ideal for a range of activities such as marathon running, walking, hiking, and other outdoor adventures. It keeps you hydrated without the bulk of traditional bottles. - Durable Design: Constructed to withstand the rigors of outdoor use, this water flask is built to last while providing reliable hydration on the go. Stay hydrated and enjoy the convenience of the Foldable Fatara Water Flask, your perfect companion for all your outdoor activities.