Cushion, to be used on hard seating at sports events and the like, is a foam body in a disk structure which can also be used in games to be thrown and caught

摘要

The cushion is a foam body (1), in the shape of a disk, with a mantle surface (2). An opening (3) near the edge is for a carrying loop. The foam has a compression hardness of 6-8 kPa and a bulk density of 25-40 kg/m3. The cushion disk has a diameter of 260-420 mm and a thickness of 15-50 mm.