Features. a Breathable air mesh back panel and strap. a Left & right shoulder carry. a 6l tritan renew bottle with carry cap included. a Double-layer stretch overflow pocket. a 1.5l reservoir compatible. a Stash pocket on shoulder strap. Specification. a Carry cap / compatible with 1.5l: 50 oz reservoir. a Reservoir Capacity.6L: 20oz. a Cargo Capacity: 8L: 480 CU IN. a Total Capacity: 8L: 480 CU IN. a Torso Fit: 38-53 CM: 15-21 IN. a Weight: 210 G: 7 OZ. a Pack body: RN200D with C0 DWR. a Pack bottom: RN200D with C0 DWR. a Lining material: P135D solution dyed with C0 DWR. a Suspension material: Recycled 3D vent mesh.