Soundproof Foam Acoustic Foam (6 Pack Kit) - Pyramid 2" 24" x 48" covers 48sq Ft - SoundProofing/Blocking/Absorbing Acoustical Foam - Made in the USA!

Soundproof Foam Professional Charcoal Acoustic Foam Sound Absorption Pyramid Studio Treatment Wall Panel, 2" X 48" X 72" (2 Pack)

Soundproof Foam Professional Acoustics Foam Ivory Acoustic Foam 2" Thick Pyramid Style 4ft X 6ft Sheets (24 Sqft)

Soundproof Foam 48 Pack of (12 X 12 X 1)inch Acoustical Pyramid Foam Panel for Soundproofing Studio

Acoustic Foam 3" Thick White Pyramid Style 4ft X 8ft Sheet ( 32 Sqft)

Soundproof Foam Professional Acoustics Foam Ivory Acoustic Foam (12 Pack Kit) - Pyramid 2" 24" X 24" Covers 48sq Ft - Soundproofing/blocking/absorbing Acoustical Foam - Made in the Usa!