The Ahead Armor Double Bass Pedal Case (AA8115) has some innovative features that are truly worth a detailed investigation. All of the Armor cases have a heavy duty, waterproof, 600 denier polyester exterior. The double bass pedal case also features heavy-duty handles, elastic strap hold downs for the connecting shaft and beaters, an adjustable shoulder strap, and a small exterior pocket to hold accessories like ear plugs or drum keys.