Auralex Acoustics Alpha-DST - acoustic sound control kit, all the components you need to treat the acoustics of a small project studio, gives a very professional appearance. Comprises 32x DST-112 panels (charcoal grey), 32x DST-114 panels (charcoal grey), 4x LENRD-DST bass traps (charcoal grey) & 3x Tubetak Pro adhesive.