[High Quality Material]: Flame retardant, breathable and safe to contact, very suitable for any position in the house or studio, safe for adults, children and pets! [Fashion Appearance]: The unique hexagonal acoustic panel adopts a beveled edge, which can not only absorb unnecessary echoes, but also play a role in decorative walls. [Good sound absorption characteristics]: If you are mixing in the studio, you need to reduce the ambient sound. Unnecessary noise during recording will ruin it. The sound-absorbing board can absorb the sound produced by low frequency, medium frequency and high frequency, which is very suitable for recording. [Easy to Cut and Disassemble]: Use a sharp knife to cut easily, if you want to disassemble, just disassemble each panel and reinstall it to the desired position, there is no without hole in the wall! [Environmental Protection and Indoor Use]: The sound bar is tasteless. Fireproof Rating: B1-On-site sound processing on the walls of recording studios or offices, suitable for recording studios, control rooms, office home studios, theaters home entertainment and home offices. Size: Side Length 17.5cm Material: Polyester Cotton Color: Black + Silver Gray Package Contents: 6 x Black Sound Insulation6 x Silver & Grey Sound InsulationOnly the above package content, other products are not included. Note: Light and rose photography