Alpinizmo High Peak USA Luna 55+10 Backpack, Red 4 lbs. 11 Oz in weight; Velocity Nylon PU; Mini Rip stop Nylon PU; 1000D PU bottom Top lid pocket; extendable top lid; detachable top lid - fanny pack; 2 compartments; main compartment with divider; detachable backpack; sternum strap; hip belt Detachable hip belt; 1 side compression strap; ice axe holder; rain cover; hydration system ready Mobile pocket; gel foam; Eva foam-shoulder straps; vario harness system 3D molded foam backing; pre-formed alum Suspension bar