Lightweight Style Rolling 3U Rack Bag Great for Effects Processors, Recording Equipment, and Sound Modules. Polyethylene-Reinforced Interior Frame. Internal Reinforced Aluminum Valance. Retractable Tow Handle & Recessed Wheels. Ergo Grip Carry Handle. Rear flap allows access to entire panel of equipment. 600-Denier nylon exterior. Exterior pocket for cables, etc.