Strap your hydration securely and conveniently to your back with the Erzberg 1L Hydration Pack. No matter how many twists, turns or jumps the trail you ride has, this hydration pack stays put. Dedicated Anti-Sloshing hydration bladder compartment with hook & loop secure strap for holding bladder in place and tube channel port Insulated Cooler Fabric lining that keeps liquid cold for 30% longer Breathable front compartment for storing extra gear and accessories Quick cooling air mesh back panel Multi-Adjust harness system designed for easy maneuverability Built for precision fit of all body types. Stays secure to the body Dual Triangulated E-band waist strap for a comfortable fit 35oz./1L bladder -Made in USA custom mPE/EVA film, BPA free, zero taste, and odor-free. Features a top fill closure and anti-slosh stabilizing handle for easy fill and cleaning. Dimensions: 11" H x 9.5" W x 1" DWeight: 0.9 LbCapacity: 185 Cubic InchesMaterials: 150D Mini honeycomb rip stop with TPE backing & 420HD Oxford nylon with PU backingRecommended Use: Outdoor, Moto, Cycling