The Sleepshaper Gold Luxury Mattress is made up of a 10cm layer of Polyurethane Base Foam, a 5cm layer of Memory Foam and a 7cm layer of Vystex Foam. It features V-Max cooling channels, an adaptive cover and Edge 50 support for extra comfort.All Sleepshaper mattresses are automatically guaranteed against manufacturing defects for 1 year from point of purchase. There is an opportunity to extend this to a 10 year limited guarantee if you register your mattress online at www.sleepshaper.co.uk within 1 month of purchasing. This will give the original purchaser of the mattress a 5 year replacement guarantee, and a further 5 years warranty. Terms and conditions apply – see website.