The airsprung sleepwalk memory sprung gold mattress offers a great nights sleep on this classic supercoil sprung mattress the spring unit and polyester fillings are topped with a luxury layer of 20mm visco memory foam that moulds itself to your body contours so that you get the best of both worlds support and comfort 125 gauge supercoil spring unit 20mm visco elastic memory foam multi quilt panel border 16cm stitchbond soft knitted fabric ticking compressed and rolled for easy of