【SPECIFICATION】: 16''(L) X 12''(W) X 1''(H); Pack of 8; Coverage 10.4 square feet; Thicker eggcrate closed cell foam material; Lightweight of 0.21 pounds per panel; With self-adhesive backing | 【NOISE REDUCTION & SOUND ABSORPTION】: BXI sound deadening foam is 1 inch thick and high density. Its material is closed cell foam and its surface is eggcrate pattern, so it can better block & reduce noise. Meanwhile, it's also an excellent sound absorbing material that helps absorb sound energy, cancel reverb, and remove echoes or reflections | 【THERMAL INSULATION】: Dense thicker closed cell foam has a higher R-value than open cell foam, thus can better at keeping heat in or out of a structure. It also acts as a vapor barrier, water and moisture will be less likely to get inside the home, and the foam itself is unharmed by water damage | 【ENDLESS-APPLICATION】: This wall foam panel is flexible, and great decoration on walls, perfect for home studio, HVAC, ceiling, door, music room, office, pet house etc. | 【EASY INSTALLATION】: This sound barrier has strong self-adhesive backing, and is easy to cut for diy. It's flexible, waterproof, and super light, can be used no matter indoors or outdoors