12 Pack Acoustic Panels Self Adhesive Sound Proof Foam, High Density Sound Acoustic Panel, 12X12X0.4 Inch Square Panels in Home, Office, Reccording Room, Studio,and more(Blue Gray)

Amantech 12 Pack Acoustic Panels Self Adhesive Sound Proof Foam, High Density Sound Acoustic Panel, 11.8X11.8X0.4 Inch Square Panels in Home, Office, Reccording Room, Studio,and more(Blue Gray)

Foroomaco 4 Pack Bass Traps for Ceiling Corner 16.5" Triangle 12" Depth Triangular Pyramid Acoustic Foam Bass Trap Sound Proofing for Home Studio Booth Low to High Frequency Sound Absorption Foam

Dailycooper 12 Pack Self-adhesive Acoustic Panels 12" X 10" X 0.4" - Sound Proof Foam Panels with High Density, Stylish Hexagonal Design, Flame Resistant, Absorb Noise and Eliminate Echoes(Black)