The Silentnight Northolt Memory Foam Kingsize Mattress features the unique Miracoil spring system that offers head to toe zoned support and prevents roll together. Made in the UK, this medium feel, no turn mattress comes with a layer of body contouring memory foam that provides pressure relief and comfort, for a great nights sleep. Part of the Northolt collection. Mattress recycling available at 391/6160. Medium feel. Continuous sprung with memory foam layer mattress with 782 springs. Knit cover with micro quilt finish. No roll together. Anti allergy. Mattress size W150, L200, D23cm. No-turn mattress. Easy care no turn mattress. Made in the UK. Manufacturers 5 year guarantee.