Specifically designed for users who cannot or who are required not to flex their hips due to surgery, injury or severe arthritis. Lower limb amputees also find the sloped seats more secure and comfortable. The cutaway can also help prevent internal rotation. Fitted to the toilet with plastic brackets, which have wing nut adjustment underneath the seat. May be autoclaved on cleaning cycles up to 80°C. Available in right or left slopes. Aperture size: 230 x 220mm (9 x 8 1/2"). Height 100mm (4").