Auralex 2 in. Studiofoam Wedges are an effective solution for treating just about any small to medium-sized room， be it a control room， sound room or vocal booth. When used on their own or in conjunction with bass traps， diffusers and other treatments， Auralex Studiofaom Wedges provide efficient sound absorption， take care of standing waves and flutter echoes and give your room a professional touch. A box of 12 wedges can cover 48 sq. ft. You get industry-standard sound absorption when you use Auralex 2 in. Studiofoam Wedges. NRC: 0.75.

Anechoic wedge cut offers superior sound absorption， up to 60% better than other brands

Effectively reduce standing waves and flutter echoes

Won't crumble with age

Meets flammability standard UL 94 HF-2

Partially formulated out of soy components to reduce petroleum based chemical usage in an effort to curb dependence on fossil fuels