60 Pack Acoustic Panel Polyurethane Foam Sound Proof Acoustic Treatment Room Kit for Absorbing Sound on Walls, 1" X 12" X 12" Sound-proof Material for Home Studio Ceiling (60 PACK) (60PCS) :
Sound absorbing acoustic foam
Fire Retardant Acoustic Foam (FR Foam) - FR Foam, non-flammable foam, class 0 foam
24 Pack Acoustic Panels With -adhesive,1 X 12 X 12 Inch Sound Proof Foam Panels, Studio,black | Fruugo UK
Pyramid 12" Acoustic Studio Foam Tile Pack | Advanced Acoustics