Size: Available in 3ft, 4ft, 4ft6, 5ft and 6ft! Perfect: For improving the quality of your sleep! Features: This mattress is hypo-allergenic and helps to relieve all your pressure points. Shape: Contours to your natural bodies shape. Support: 13.5 gauge open coil bonnell spring for added support. Product: Treat yourself to this delightful and comforting memory spring bed mattress!