5pcs Studio Acoustic Foam Sound Foam Sound Proofing Protective Sponge Soundproof Absorption Treatment Panel 30 X 30 X 5cmFeatures: Provide moderate voice control on walls or ceilings, help reduce waves, reverb and flutter echoes. Good for studios, KTV Bar, recording studios, home theater, control rooms etc. Easy to shape and cut according to your needs without affecting the performance. Made from quality sound-proof flame retardant foam and foam tiles are perfectly aligned Includes 5 tiles totally, and each tile is 2" with 12" x 12" surface area. Specification:Material: Foam Product Size: 30x30x5cm/12x12x2"Quantity: 5pcsColor: Black/Grey/White (Optional)Note:Please allow 1-3cm (0.4-1.18") difference due to manual measurement and slight color change for different display settings. Thank you for your understanding, have a nice day! Package Included:5 x Acoustic Foam Panels