Wedge seat cushion with a flat top and a U-shaped cut-out, gently raising the hips and aligning the spine to ease pressure on the lower back and tailbone. A high-density memory foam core sits in a removable, zippered, machine-washable cover, with a slip-resistant dotted base, a buckled strap and reinforced stitching. The drawing reads W-43.0 cm, L-34.0 cm, H-8.0 cm. For office chairs, car seats, wheelchairs, dining chairs and sofas, home office and study, and travel. Grey with black piping. Code WNCU205.