The Sahara panel created by Gabriel Tan is made of cork, a natural material with excellent acoustic properties. As simple and spontaneous as a sand formation carved by the wind, its shape is the perfect starting point for creating a multitude of patterns – from theasymmetrical to the symmetrical, from geometrically strict configurations to dynamic, random formations reminiscent of sand dunes.Sahara 4-packwallpanel:450 x 450 x 50mmWeight: 4412 g.Absorption αw factor = 0.15 Class E, ISO 11654N10=1000, ISO20189Scrating coefficient S = 0.83 for 4000 Hz,ISO1749Product Link-https://abstracta.se/product/sahara-wall-panel-cork