AONIJIE Running Water Bottle 2PCS 250ml/8.5oz Soft Flask TPU Collapsible Water Bottles, BPA-Free Foldable Leak-Proof Bottle for Hydration Pack, Running Vest, Hiking & Cycling

Specifications

• BPA-Free & Premium TPU Material -- Crafted from food-grade TPU, AONIJIE soft flask is 100% BPA-free, odorless, and eco-friendly. Ideal as a running water bottle, it’s leak-proof and built to stay safe and durable through intense activities
• Shrinks as You Drink – No Slosh Design -- AONIJIE collapsible water bottle compresses smoothly as you drink, eliminating sloshing and bounce. Perfect as a water bottle for running, it stays compact and fits easily into your hydration bladder pocket
• High-Flow Soft Bite Valve -- Enjoy effortless hydration with the updated bite valve. Gentle on teeth and high-flow, this running water bottle hand-friendly design lets you drink without stopping—ideal for collapsible water bottles for traveling and sports
• Lightweight & Packable -- Weighing barely anything, this flask water bottle folds small when empty. Tuck it into pockets or packs—the ultimate space-saving collapsible water bottle for running, hiking, cycling, and daily commutes
• Versatile for All Activities -- Designed for runners, hikers, and travelers, this hydration soft flask performs across temperatures （0°C-40°C/104°F-108°F）. Use it anywhere—from marathons to outdoor adventures—for reliable, on-the-go hydration