["brand new and high quality\r\nFeatures:\r\nMade of high quality polyurethane foam material, durable and safe to use.\r\nHigh density acoustic foam cell structure for maximum noise absorption.\r\nHelps to flutter echoes and reduce excess reflections and reverberation.\r\nUsed to improve vocal clarity and acoustics of your room.\r\nWidely used in the auditoriums, broadcast studios, computer rooms, equipment, enclosures/rooms, gymnasiums, gun ranges, home recording studios, home theaters, industrial facilities, professional theaters, professional recording studios, warehousing facilities etc.\r\nSoundproofing Foam only, other accessories demo in the picture is not included.\r\n\r\nSpecification:\r\nItem Name: Soundproofing Foam\r\nMaterial: Polyurethane Foam\r\n3 Sizes for choose:\r\nSize 1: app.12x12x25cm/4.72x4.72x9.84in\r\nSize 2: app.12x12x30cm/4.72x4.72x11.81in\r\nSize 3: app.12x12x48cm/4.72x4.72x18.90in\r\nColor: Black\r\nQuantity: 4 Pcs\r\n\r\nNote:\r\nNo retail package.\r\nPlease allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid.\r\nDue to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!\r\n\r\nPackage Includes:\r\n4 x Soundproofing Foam"]