The roswheel bicycle backpacks provides the perfect balance of storage capacity and hydration to ensure you're well-prepared for all your riding adventures. The hydration hiking backpack on the trail, plus there's cubic inches of gear space with multiple zippered pockets as well as an overflow cargo option. Thermo-molded pods of the XV back panel offer superior cross ventilation in a comfortable, lightweight design. Additionally, the Independent Suspension shoulder straps with ultra-light 3D mesh and perforated foam are also superbly comfortable out on the trail. Included is the innovative Antidote Reservoir - the ultimate cure for dehydration - while the Magnetic Tube Trap on the shoulder strap is perfect for keeping the hydration tube firmly in place and readily accessed.