Giwnhvx 30 PCS Acoustic Foam Charcoal/Black Bass Trap Sound Absorption Studio Soundproofing Corner Wall 12 x 12 x 24 cm

Excellent low frequency sound absorbing design;The best flame retardant;Excellent acoustic properties;Environmentally friendly acoustic foam board Sound absorption, warmth, heat insulation, good elasticity, wall decoration, shockproof, moisture proof, anti-friction. Can be used in residential, recording studios and home theater schools, hosipital Environmental protection, automobiles, ships, architectural decoration, household appliances, etc.;