Roky Sound Proof Material co., Ltd is an environmental protection enterprise which has been engaged in soundproof insulation development and production for many years. at present, noise pollution affects our life and health all the time. to eliminate the noise around you is our diligently direction, to offer you a tranquil space is our goal. There are many acoustic professors and high-level acoustic consultants in our company. through our technical staff's research and innovation in many years, we have produced some high quality soundproof insulation and soundproof material. Our soundproof materials completely protect from fire and color normally is black , the surface is smooth and the material is odourless.Hope we have a chance to offer our best price with good quality to you!