Features:-1L/1.5L/ 2L/ 3L water bladder , ultimate remedy against dehydration-Easy and fast hydration thanks to plug-n-play system, open with mouth, specially designed on/off system for firm closure of valve while on the go-Flexible tube 105 cm long, compatible with all Aonijie backpacks, outlet on side, protective piece for nozzle-PVS and Bisphenol-A free, TPU (Thermoplastic Polyurethane) materialSpecification:Band:AONIJIEItem:SD51 Water BladderMaterial:TPU,PP,PEVAColor:BlueCapacity:1L;1.5L;2L;3LWeight:90g;110g ;104g;113gStraw Length:105cmApplication:Running/hiking/cycling/climbing/campingRecommended Water temperature:-20℃ to 50℃/-4°F to 122°FPackage Content:1xSD51 Water Bladder