RoomZorbers - the lightweight quality of foam with the acoustic horsepower of fiberglass encapsulated in attractive, acoustically transparent nylon sailcloth. No more gluing acoustic foam to walls and ceilings, installing expensive heavy fabric wrapped fiberglass panels, or attempting some DIY solution. RoomZorbers unique mounting system enables it to be attached to a wall, ceiling, or corner in seconds. And when you're done it can just as easily be removed and taken to another studio or recording environment. Black 2448 Single 24'X48' Panel