The frame is made of beech wood. All metal parts on it are 304 chrome stainless steel, and the Fabric/Leather is protected against dirt and stains. The used rails are specially coated, preventing scratches and wheel marks. - The Box is produced in an oval shape. - The handles are made of special fabric, providing a more comfortable grip during movements. - The Foot bar is made of a special material covered with leather, ensuring a non-slip surface. It has a 3-level spring tension adjustment. - The Reformer is equipped with 5 springs: 2 Red, 1 Blue, 1 Yellow, and 1 Green.