Granite Gear Crown3 60 is an ultralight yet ultra-comfortable multi-day pack. the Crown3 60 has a fully adjustable Re-Fit hip belt, a Vapor Current Mark 3 compression molded PE frame sheet with molded foam back panel, and removable lid (which converts into a chest pack or lumbar pack in conjunction with the hip belt), all while weighing in at 2.4lbs (regular torso without lid). the frame sheet can be removed lowering the weight to 2lbs. The frame sheet is fully removable for weight savings. INCLUDED: U-shaped aluminum stay add-on for trips requiring base weights more than 35lbs Pack Features: V.C. (Vapor Current) Mark 3 Frame with 35lb (15kg) load rating Dual density shoulder harness with load-lifter straps and dual removable sternum strap. Re-Fit fully adjustable (from 26 - 42in and from 24-40in on Women's Fit)), dual density hip belt Dual large hip belt pockets with DWR treated zippers Roll-top main compartment opening with top compression strap Hydration port & internal hydration sleeve Side and front compression straps High-Tenacity Nylon (100D and 210D) with Barrier DWR Removable lid has compartment with DWR treated zippers, with mesh divider pocket interior Lid converts to a lumbar pack with hipbelt removed Lid converts to chest pack Large side fabric pockets with cinch closure Stretch mesh front pocket with wider top opening 3M Reflective logo for visibility Bottom gear loops for cord customization Pair of elastic bottle holders on both shoulder straps