e-mons Sound Absorbing Material Roll Type Wave Type 5m x 1m x 25mm [1M x 5M Roll Wave Type] Fireproof Flame Retardant Rubber Foam Adhesive Tape Soundproofing Sheet Deadening Car Audio Vibration Control Vibration Wall Car

[Wave-shaped structure] Wave-shaped processing increases the sound-absorbing effect by expanding the sound-absorbing area. It responds to and absorbs sound incident at random angles. [Cut and paste] It is lightweight and easy to cut, and the back side is adhesive, so just peel off the release paper and stick it on. Easy to install for DIY recording booths and room soundproofing.