Hit the trail with hydration and style when you wear the ATLAS 3L Hydration Pack. No matter the journey, you can trust this hydration pack to stick by you. Dimensions: 17.25" H x 9.5" W x 3.5" D Recommended Use: Moto 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 Front compartment with mesh ventilation for accessories Ergonomic padded back with directional air flow Multi-Adjust harness system designed for easy maneuverability. Built for precision fit of all body typ 100oz./3L bladder -Made in USA custom mPE/EVA film, naturally anti-microbial, BPA free, zero taste, and odor-free