This mattress has been made using the natural Talalay, the finest latex available, to give your spine an exceptional support while the high density visco-elastic memory foam layer beneath provides the best pressure relief possible. High Density natural Talalay latex lasts a life time and retains shape. Natural ventilation keeps yo cool throughout the night while providing exceptional support by conforming to your body's contours. It is a biodegradable natural product which means it is an environment friendly product. Naturally hypo-allergenic and anti-microbial, makes it a great mattress for all types of people. Specification Talalay Latex and Visco Foam with High Density Foam underneath 21cm Thickness Dry cleanable cover Zip off cover Orthopedic mattress Ecological Sanitised fabric Hypoallergenic Anti dustmite features 5 year warranty to all customers Made to British Standards/Regulations