20 Pcs Professional Soundproof Board,Acoustic Board,Acoustic Treatment,Felt Sound Insulation Board,with Adhesive on Back,12×12″ Suitable for Professional Studio Acoustic Treatmen (Ceramic blue)

★Hard surface is the main cause of sound reflection, corner is the cause of reverberation, any window or mirror will cause sound rebound, our sound insulation panel can effectively isolate and filter excessive noise inside and outside the room.

★In order to achieve the most perfect sound insulation effect, we recommend that customers buy one or more items according to the size of indoor space, covered with 75% or more walls.

★Our felt sound isolation panels are 12x12x0.4 inches in size, and the package contains 20 pieces of felt sound isolation panels of the same size that can decorate a 19.5-foot wall.

★Package Included:

★20 Pcs Professional Sound Absorbing Panels.