Description: 1. The high-density soundproof foam board can not only enhance the acoustics of the room, but also create different styles of decorative wall art in your favorite space. The biggest difference from other acoustic panels on the market is that our panels are self-adhesive. Just peel off the protective film and stick to walls, doors and ceilings. 2. The sound insulation foam panel is made of 100% polyester fiber, which is odorless, nontoxic and flame retardant. Safe to breathe and safe for adults, children and pets 3. You can hang this hexagonal soundproof wall panel in many ways and choose the pattern you need for any space. Our sound panels not only provide stylish decoration without sacrificing any of their sound insulation. 12pcs sound insulation panels per pack. 4. Excellent acoustic treatment, these acoustic wall panels are versatile and can be used in professional studios, rehearsal rooms, concert halls, podcasts, vocal booths, home studios, offices, etc. Other sounds can be made clearer by eliminating unwanted sounds using an absorbing panel. 5 This acoustic panel absorbs noise, inhales and wraps strong sounds, making your space quiet, focused, relaxing or listening to your own music clearly. In addition to blocking external noise and preventing noise transmission, these acoustic panels allow you to hear conversations more clearly and make better, cleaner music or speeches for rehearsal or recording purposes Product parameters:Sound Dampening Panels & Foam Material: Polyester fiber Color: Gray, Beige, Black, White Size: 30*26*0.9cm/11.8*10.2*0.35 inches Quantity: 36pcs Package List: 36 * Acoustic Panels