Manufactured from high grade, durable, polyurethane foam. Luxury alternative to other forms of chair raisers. Place under the chairs existing cushion to raise the height by 4″ (10cm) or 5″ (12?cm). Supplied as standard with faux suede, zipped outer cover. If this product is showing as out of stock (red dot), please note that as we manufacture this product on site it can normally be manufactured and available within 2/3 days of receiving your order.