These are leftovers and samples from when I built a soundproof room. For those considering soundproofing. *All are just large enough to check the feel and color. [Peer Living] ★ Peer Living One-Touch Soundproof Wall Cross color sample (4 colors) High-grade cross color sample (6 colors) ★ P Vibration-Proof Mat 5mm 10mm ★ Sundam CZ-12 ★ Shizuka Light [Soundproof Fast Lab] hisoka sound-absorbing panel [Toli] Tile carpet (standard product) Soundproofing and sound-absorbing products are expensive, so it's a good idea to consider them with samples before you start building.