Lovingly made with three layers: Gel crystals infused memory foam, visco-elastic 4th generation memory foam and high-density, high resilience polyurethane foam base, GelSmart mattress provides Medium Firm orthopaedic support that many of you will fall in love with. This mattress comes with a breathable knitted jacquard micro-quilted 100% polyester cover, which can be removed and washed. It is hypoallergenic, anti dust-mite and anti bacterial.Excellent orthopaedic support helps to relieve pressure and provides comfort by distributing body weight. This may help relieve back, neck or joint pain whilst you sleep. Open cell foam structure infused with gel crystals does not trap heat and keeps your cool throughout the night for that rejuvenating sleep. Materials used in our mattress are kinder to your skin. Our mattresses are made from CertiPUR and Oeko Tex-100 standard certified materials.Delivered fast directly to your doorstep. Hygienically vacuumed packed which makes it super easy to take it to room of your choice. Simply unwrap and let it expand for 24-48* hours. Suitable for all types of standard bed bases and frames.Mattress must be unpacked within 7 days of delivery and left in airy room before use*Colder temperature may extend the time needed to fully expandThe DuraTribe storyDuraTribe is a home-grown, family run mattress manufacturer based in southwest England. We have been manufacturing much loved mattresses for 12 years. Our aim has always been to improve nation’s sleep health by creating great, comfortable mattresses without compromising on quality.