a flexible shock absorbing component providing cushioning for surfaces , especially wall and floor surfaces , is described . the shock absorbing component includes two sheets of thermoplastic , each sheet with inwardly facing , opposing , resiliently compressible indentations extending into a cavity between the two sheets . the shock absorbing component also includes a layer of particulate matter applied to and adhered to the outer surface of one of the sheets , to provide wear and weather resistance . a moderator may also be attached to the outer surface of the sheet .