ESPECIALLY PROFESSIONAL DESIGN: Crafted using an updated density 30 kg/ meterial to help reduce reverb, undesirable acoustic reflections, flutter echoes and unwanted noises. 24 pack traps studio foam are specially designed for , it's used with acoustic foam panels to cover up the 4 corners of your room.For a better , blocks are necessary. DAMAGE FREE: You 't have to wrestle with to it where they need to go, just attach it with , glue or adhesive taps easily without damaging your wall. sound proof foam will stay on a of surfaces tightly because they are lightweight and bendable. Easy to shape and cut to size, altering 't affect performance. PROFESSIONAL ACOUSTIC CONTROL: studio sound foam are made of high density, fire retardant, non-toxic polyurethane foam which is used to eliminat reverb and echoes of sounds. To minimize interference and sound , sound proofing foam panels would be the for professional acoustic control, acoustic treatment, noise reduction and sound dampening. High Materials: sound absorbing foam panels crafted from fire-retardant and - material, it is safe to use in small and medium-sized rooms. WIDE APPLICATION: It's no double you will better acoustics and the high end style with cost effective traps for studio. Not only great for spot treating sound on walls in your studio also for recording studios, control rooms, rehearsal rooms, /podcast recording, vocal booths, home theaters, home offices. Colour:black Material:Polyurethane Size:7.5 x 7.5 x 30cm Contents: 24 * Soundproofing Foam Only the above content, other are not included. Note: Light and different displays may the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.