2 Pack 500ml Soft Flask Water Bottles, Collapsible Running Hydration Flasks for Vest, Leakproof & Lightweight Foldable Bottle, BPA- free TPU, Marathon, Running, Camping, Trail Hiking, Cycling

【BPA‑Free & Food‑Grade TPU】 Made from premium, odorless TPU – free of BPA and PVC. No plastic taste. This soft water bottle is extremely durable: resists abrasion, tearing, and repeated folding without creasing. Reusable and easy to clean. Safe from -20°C to 40°C. 【Leakproof High‑Flow Bite Valve with Protective Cap】 Simply bite the soft silicone spout on this hydration flask for a smooth, satisfying flow – no sucking, no spills, no sloshing. The protective cap keeps the valve clean and flips open with one hand for hassle‑free drinking, even during intense runs. Auto‑seals instantly after each sip, keeping your vest, belt, and gear completely dry. 【Shrinks as You Drink – Zero Bounce, Zero Noise】 This 500ml soft flask collapses as you consume, drastically reducing water slosh and annoying bounce. Stay focused on your pace, not your gear. No distraction, just smooth hydration. 【Lightweight & Collapsible】 This running water bottle weighs almost nothing. Folds down to palm size when empty – easily slips into any running vest, belt, backpack, or pocket. No bulk, no bounce, just pure convenience. 【2-Pack 500ml Soft Flasks】 You will receive 2 x 500ml soft flasks – collapsible water bottles perfect for marathons, running, camping, biking, ultra athletes, all‑day hikes, cycling, and travel. Stay hydrated on long runs without ever running dry.