Sonic Acoustics sound absorbing material is 5 centimeters thick, compared to conventional sound absorbing panels. It uses a high density of 25kg/m³. ★Please read the profile first! Follow discount available❣️ ※ Although it is an unused item, it has been opened once for operational check. "⚠️In the unlikely event of any defects, please consult us before evaluation. Cancellations after evaluation are not accepted." ◎ Shipped in simple packaging. ◎ Shipping is not done on weekends and holidays. Sonic Acoustics Sound Absorbing Material Soundproof Sheet 30*30*5cm Extra Thick Soundproof Wall High Density Urethane Foam Sound Absorbing Panel Sound Absorption Measures Interior Decoration Musical Instruments Soundproofing Noise Reduction (1.08㎡ 12 sheets) Black #◎Michitoki SHOP list is here #◎SHOP DIY related 34-05 0853