HIGH DENSITY AND -FRIENDLY: Made of 100% polyester, it is both safe to breathe and safe to touch, making it perfect for any location in the home or studio, and it's safe for adults, children and pets alike STYLISH APPEARANCE: This unique hexagonal acoustic panel with beveled edges not only reduces and absorbs unwanted echoes, waves, reverberations and fluttering echoes, but also serves as a decorative wall surface. Easy to cut and install: Easy to cut with a sharp knife, you can create different styles of decorative wall art in your favorite space Soundproof mats are easy to install and come with their own adhesive on the back, no need to prepare additional glue or double-sided tape Improve sound quality: Sound absorbing panels are versatile, they can be used in professional studios, rehearsal rooms, concert , broadcast studios, churches, home theaters, acoustic rooms, home studios, offices, man caves, dog kennels, utility closets, and more. By using acoustic panels to attenuate unwanted sounds, you can make other sounds clearer. Colour:White Material:Polyester fibers Size:30x25x0.9cm Package Contents: 12 * Sound-absorbing panels Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.