[2 PACK] Mybecca 10"W x 12"H x 24"L TRIAMP Corner Acoustic Acoustic Foam for Room Audio Isolation and Studio Soundproofing Size: 10" (base) X 12" (height) X 24" (width) 2 PACKS = 2 PCS; 1 BLOCK Use for dampening and absorbing low frequency sound waves. Good for studios, recording studios, vocal booths, control rooms, your own music room Product Care: Occasional vacuuming. For better decoration, can be wrapped with vinyl, linen, or microsuede