4 Pcs Acoustic Panels,48''X24''X2'' Egg Crate Foam Soundproof Foam Wall, Black Product Details ??Size?48x24x2 inch Egg Crate Acoustic Foam.Creating a beautiful recording environment for you. ??Environmental and Safety?These acoustic foam panels are Made of quality polyurethane High density flame-retardant foam material,odorless,non-toxic, fireproof, durable, efficient and safe to use and also passes flame retardancy requirements ??Ideal for Sound Recording and Video Recording?By increasing noise absorption properties inside the room will help to reduce noise transmission through the walls and thus reduce noise outside the room.professional acoustic control reduce waves, reverb and flutter echoes in smaller to medium sized rooms ??Expands Quickly? Our foam panels come compressed in a vacuum package and quickly recover to normal size, either by placing in a well ventilated place for about 24-48 hours or soaking the foam in water for one minute then wringing the water out and using a hair dryer or letting it air/sun dry ??100% Satisfaction Shopping?These soundproofing foam panels come with 2 pack black egg acoustic foam in the package,?Contact Seller? if you are not happy with the purchase or have any questions. Our Excellent customer service will leave you with no worries after you buy it Payment We accept PayPal and credit cards via PayPal. Taxes - US We collect sales tax, as required by law. Shipping We make every effort of shipping within 3 business day of payment clearing. The estimated delivery time is 2 - 5 business days from the shipping date. Policies If you do need to return your item, please contact us via email (you will receive an email when your product ships with additional details - Subject: Important information about your purchase). You will then be provided with a return shipping label and packing slip. Pack the item carefully. Include the packing slip, apply the shipping label, and return the item within 30 business days of the date you request a return, or your return will be canceled. Once we receive your order we will inspect the return. Please allow up to 5 business days of receiving the returned item for your refund.