The frame of this product is made of chrome plated steel, with the ability to adjust its height. Equipped with 4 brake castors, it also features independent height adjustment and a padded top with a concave shape. The chrome plated steel frame is both sturdy and adjustable, providing the perfect fit for your needs. The leg rest's four brake castors and independent height adjustment make it a versatile and convenient tool for anyone in need of support. Plus, the padded top with a concave shape ensures comfort and proper positioning.