Fire-retardant bass trap-style acoustic foam that provides an effective absorption of low, bass frequencies and is very demanded feature of modern rehearsal rooms or recording studios. It can be used even in standing position, for example next to the drum kit or amplifier. Bass traps are very effective in combination with V-profile and pyramid-style acoustic foam, and should be placed in the corners and right-angled curves where bass frequencies use to pick up. Dimensions of a piece: 40 x 40 x 100 cm. Shown price is for 1 piece. Black colour. Product is made from fire retardant material and meets the fire standards MVSS302 and DIN4102 B2.