The Flexcell 1000 Memory foam mattress by Supasleep from Breasley utilises visco elastic memory foam technology to provide a supportive comfortable sleeping surface that will conform to your unique body shape. 7.8" (20cm) mattress depth 100mm deep visco elastic memory foam layer 100mm Supportive reflex foam core Supportive Medium feel Quilted cover that is removable & suitable for dry cleaning Sensitive & responsive to the heat & pressure of your body Moulds & conforms to your body’s natural shape & weight making the mattresses suitable for all body types & sizes Reduces pressure points & muscular stress across your entire body maintaining correct alignment of the spine & neck for a healthier & more comfortable nights sleep Dust mite resistant & hypoallergenic, perfect for allergy sufferers Suitable for any bed frame No need to turn mattresses Suitable for any body weight 5 year guarantee All mattresses are manufactured in the UK using British Vita foam & comply with BS 7177 (1996) Vacuum packed for ease of delivery. This mattress is double bagged & will recover in Approx. 20 minutes, & ready to sleep on in 2 hours. The double packaging is air tight so avoids stale air or condensation build up guaranteeing a hygienically fresh mattress every time. please be aware that due to the nature of the product, if opened, they are non refundable except in the instance of a manufacturing guarantee.