♬【Upgraded X-Lined Acoustic panel】X-Lined panel is a modular acoustic design element with unique shapes and colors. We have upgraded their acoustic performance and their appearance.X-Line and square combined and Adopt 45°chamfer beveled edge design. They absorb unnecessary sound while playing a good role in decorating the wall surface. | ♬【Easy to Cutting and Install】Easy to cut with a knife, You could create different styles of decorative wall art in your favorite space! The biggest difference with other acoustic panels sound absorbing on the market is that our sound dampening panels come with self-adhesive.Just peel off the protective film and stick it to the walls ,door and ceilings. If you try our sound proof panels, you would know how easy to install | ♬【Safe and Eco-Friendly】Sound proof panels for walls made with 100% Polyester Fiber, high density is better,non-toxic and formaldehyde-free, which have an great advantage of reducing and absorbing noise. Safe to breathe and touch,it's safe for adults, kids, and pets! | ♬【Wide Applications】Excellent recording studio acoustical treatments.These sound panels are multi-purpose, it can be used for professional studios, rehearsal rooms, concert halls, podcasting, vocal booths, home studios, offices and more. By deadening unwanted sound using absorption panels, you can make other sounds much clearer. | ♬【Satisfied Purchase】 We're very confident that you'll love our acoustic panels sound absorbing. “Contact Seller” if you are not satisfy with the purchase or have any questions.Our excellent customer service will leave you with no worries after you buy it.