EQ Acoustics R5 3D Acoustic Panel Smiley, Acoustic element, Material: Absorber core made of 100% polyester, Very robust, Non-irritating or allergenic, Odorless, Good acoustic performance in the medium and high frequency range, Wall and ceiling mounting possible with Flexi system (hook and loop fastener compatible for wall mounting), Fire safety standard core material: EN13501-1:2007+A1:2009 [B – s1, d0], Dimensions: 575 x 575 x 50 mm, Weight: 0.8 kg, Includes screwless wall fixings