• Unparalleled Quality - Different from EVA/PEVA materials used by ordinary civilian water bladder, UPBOXN hydration reservoir is made of high-quality TPU material, which has no peculiar smell & BPA-free, safer and more reliable, but more pressure resistant. Suitable for outdoor climbing, hiking, camping and riding and running.
• Accurate Leakproof - Whole body edge of this 3L bladder adopts a double soldering sealing side quilting design to withstand a large degree of squeezing. One end of the water tube is self-sealing mouthpiece and another is automatic locking connection socket whose waterproof ring has been shaped and adjusted tightly. When the water pipe is inserted, it can be auto-locked fast and will not loose.
• Seiko Structure Design - For upgraded tightly sealed auto-lock socket, you don’t need to align the snap anymore like other hydration bladder does when inserting. The double sealing design for wide closure will effectively protect from leakage also be easy for cleaning and refilling. Firstly pinch and seal the TPU clip chain, then add slide-n-seal system to completely lock the fresh cool water without wasting.
• Upgrade Every Detail - 360°rotatable mouthpiece to adjust easily the water absorption angle but effectively preventing leakage, the internal TPU connection belt shapes low profile for hydration pack to have a very good sense of comfort when used. 3 connecting handles, very convenient for backpack or hanging in the outdoor.
• High-Quality Use Experience - L41.5" long sealed water tube with weave nylon cover, can usefully prevent the damage caused by light, keeping the water source clean for a long time. 0.4” diameter high flow water hose makes you drink water quickly only by gently sip. For any problem, please just conatct us to get your satisfied solution.