Acoustic Absorption Material Soundproof Sheet Extremely Thick High Density Urethane Foam 【Size】30 x 30 x 5cm 【Color】Black 【Quantity】12 sheets ⭐️Free Shipping⭐️ ※Please check the actual product photos for the condition. Images 3-6 are reference images. ■【Extremely Thick * High Density & Excellent Sound Absorption】The sound absorption and sound insulation effects of acoustic panels are determined by the density and thickness of the sponge. Sonic Acoustics acoustic absorption material is 5cm thick, compared to conventional acoustic panels. With a high density of 25kg/m³, it absorbs more sound than conventional products, reducing unwanted echoes and reverberation, creating a necessary quiet environment, and allowing you to work, relax, and sleep without being disturbed. ✣✣✣✣✣✣✣✣✣✣✣✣✣✣✣✣✣✣✣✣✣✣✣✣✣✣ #Click here for a list of products from Yui Lock Shop ✨☜ ・We inspect the items, but please understand that it is based on amateur judgment. Also, we have opened the package for inspection. ⚠️Operation has not been confirmed. Sonic Acoustics Acoustic Absorption Material Soundproof Sheet 30*30*5cm Extremely Thick Soundproof Wall High Density Urethane Foam Acoustic Panel Sound Absorption Measures Interior Decoration Musical Instrument Soundproofing Noise Prevention (1.08㎡ 12 sheets) Black (23-68) 8393