Crossrock Band & Orchestra Bags - Designed to offer maximum protection for your valuable Instrument, Crossrock Band & Orchestra bags use 600D water-proof polyester exteriors, 20mm high density form padding, rigid EVA pockets and super soft nylon lining. Detachable Backpack with shoulder pads and hardware, Hard reinforced PE board for bell and side protection on all brasswinds bags. Cello and Bass bags include Padded bow pouch, gusseted accessory pouch on front and large accessory and music pouch at the back. Integrated protection on the headstock, bridge and end-pin and anti-wear base panel with pyramid floor studs.