Hydration Backpack

EASY CLEANING & FILLING: The wide opening is large enough for your hand to clean the hydration bladder, easy to fill water and add ice cubes. FOOD GRADE QUALITY: The water bladder reservoir is made of PEVA material, BPA free, SGS and FDA approved, safe for drinking. First pull up on the drinking cap, gently bite the mouthpiece with your front teeth to have a sip and start drinking, push back to stop water flow. It conveniently quick and easy to have a drink. UPGARDE LEAKPROOF DESIGN: Soft mouthpiece with easily accessible ON/OFF valve prevents leakage. Conveniently control the water flow by biting, when not bite, the water will not leak out. It also has a cover to keep from dirt. Double sealing side technique makes the water reservoir more durable, it would leak out under 70KG pressure. HIGHER CAPACITY: This water bladder bag is 3 Liter. It is the best choice for outdoor, enough for a day drinking of hiking, cycling, climbing, running or biking. 7.9"*16.7" in size, the ho

  nylon-mesh ✅ BREATHABLE & LIGHTWEIGHT-- Air mesh back and shoulder pad, breathable and relieve sweat effectively. 10L Good Volume race vest with 335g only, make your movement more flexible and smooth. ✅ CONVENIENT POCKETS-- Main pack warehouse - pack 1.5L water bladder or other items. Zipper warehouse - can accommodate phone under 5.5in or keys. Kattle warehouse - fit for you water bottles. ✅ ADJUSTABLE & FUNCTIONAL-- Adjustable strap help hydration backpack hug your body freely. Smooth and anti-rust pack zipper. Toughness and durable fastener. Superfine flannelette wrapping. ✅ EXTENSIVE APPLICATIONS -- The waterproof and sturdy running water vest aims to accompany your trip of Jogging, Running, Marathon, Hiking, Climbing, Cycling, Walking, Backpacking, etc. Triwonder hydration backpack is always be there for you. WATER SUPPLEMENT -- BPA free and FDA approved water bottles equipped, pressure-tolerant and leak proof. Just drinking the water whenever you need without taking you