A2S – 24 Pack – Wedge Foam

Amazon.com Price: $46.45 (as of 20/10/2020 02:03 PST- Details)

A2S PROTECTION 24-pack acoustic foam sound dampening wall panels cover 24 square feet and can be applied for soundproofing on walls, doors, windows, ceilings floors and more.
SGS CERTIFIED: In accordance with California Technical Bulletin 117-2013 The acoustic panels are FIREPROOF (They do not fuel a fire). They stop burning after the fire source fading. | HIGH QUALITY: Material Sound Foam. Maintain their soundproofing features. They only need to be taken care occasionally through dust vacuuming.
MITIGATE SLAP and flutter echoes, waves, and reverb in all rooms. Maximum sound control can be achieved if combined with bass traps.