Excellent Acoustic Treatment: Our sound-absorbing panels are denser and have 12% better sound absorption, effectively capturing reflections and echoes, and improving sound quality and listening experience with some sound insulation. Family-Friendly Material: Our acoustic panels are made of 100% polyester fiber, which is non-toxic, odorless, and environmentally friendly. Safe for children and pets – no worries about contact with children and pets. Wide Application: Suitable for home theaters, offices, recording studios, living rooms with TV walls, game rooms, etc. You can create your own artistic acoustic room decoration by DIY patching the panels anywhere in the room or on doors. Peel & Stick Installation: The sound-absorbing panels for walls have a self-adhesive backing. Just peel and stick! No extra gluing, tools, or drilling needed, providing you with convenience._TF_TF