Brand: LOOKIT Color: Black (Mesh) Target Age: Adult Manufacturer: Netforce Product Dimensions: 40 cm Length x 40 cm Width Number of Units: 1.00 count Size: Diameter 40 x Height 7.5 cm Fabric: Polyester / Cushion: Polyethylene [Air Fiber] Achieves the same specifications as those used in hospitals! Velcro prevents the U-shape from spreading, preventing the affected area from touching the seat. Thank you for viewing. This is a used item purchased in August and used only a few times.