for therapy and prophylaxis of bedsore suitable for active wheelchair user recommended patient-weight 90 kilo, the constituent parts of the cushion are silicone-stripe and foam in a double film welded especially for long time durability Color: water protected black: gs black stepped: ss black: s yellow: sf red: r Code: 940404005LC - 940484205LC Dimensions: 40 x 40 x 5cm up to 48 x 42 x 5cm