UTOBEST Soft Flask TPU Foldable Running Water Bottles Collapsible Hydration Bottles, 2PCS

Safe: TPU body, ultimate safety and odourless, BPA PVC free, ensuring safe hydration. Fit for most hydration vests and backpacks Lightweight: Only 33 g, collapsible soft flask, easy to use, easy to store, let your running more easily Easy Drinking: Convenient silicone bite allows you to hydrate and keep moving, fast and accessible, a light squeeze gives ample hydration, without leaking. You can also use it with the straw Easy Cleaning: This soft flask with wide mouth opening, fills easily and easy to clean Big Capacity: 500 ml/17 oz design, meet the needs of different usages, let you run further