The Wagan RelaxFusion Coccyx Cushion is designed ergonomically for tailbone relief and made with hybrid memory foam and gel fusion. It provides unsurpassed comfort during prolonged periods of sitting and is perfect for your home, office and for traveling. The high-density memory foam is both soft and super conforming for premium pressure relief. The Wagan RelaxFusion Coccyx Cushion provides relief by alleviating pressure on the spine and promotes proper vertebrae alignment.