With the ATLAS 3L Hydration Pack you can hit the trail & look good doing it. No matter where the journey takes you, you can count on this hydration pack to stand by your side. Features Recommended Use: Motorcycle Dedicated hydration bladder compartment with Velcro closure to secure bladder & hose channel opening Insulated Cooler Fabric lining that keeps liquid cold 30% longer Front compartment with mesh ventilation for accessories Ergonomically padded back with directed air circulation Multi-adjustable harness system for easy maneuverability. Precise fit for all body types 3-liter hydration bladder made in the USA from m PE/EVA film, naturally antimicrobial, BPA-free, tasteless & odorless Dimensions: Hx Wx D 17.25" x 9.5" x 3.5" Capacity backpack 5 liters Capacity hydration bladder 3 liters