Not too firm, not too soft, the Sealy Chadwick Mattress offers a medium feel that is a real crowd pleaser. Featuring Sealys ComfortCore technology, for outstanding pressure relief, as well as a high quality, durable foam insert for support and comfort where you need it most. The Chadwick also features Sealys AlignSupport coiled spring system, which features twice tempered springs for an initial response and outstanding resilience. Sealys SmarTex fabric cover draws away moisture to keep you cool and help regulate your body temperature, while the ProShield fabric treatment keeps allergens at bay for a clean and fresh nights sleep. All mattresses in the Chadwick collection feature BasePlank technology, an integral foundation that underpins the entire mattress and works with the springs to provide unrivalled support. UniCased technology brings structure to every point in the mattress, extending the sleeping area and prevents the feeling of rolling off. Available to order in a range of sizes, with a choice of storage options and divan base fabrics, you are sure to find the perfect bed for you. Medium Good for people who change their sleeping position. *Single sided mattress *31cm depth *Available in Single, Double, King and Super King sizes. *ProShield is endorsed by the experts at Allergy UK. *All Sealy mattresses are handmade right here in Britain and come with a 7 year guarantee for added peace of mind. Mattress Dimensions:. *Single - W 90cm 3ft x L 190cm 4ft6 x D 31cm 12.2 *Double - W 135cm 4ft6 x L 190cm 6ft3 x D 31cm 12.2 *King Size - W 150cm 5ft x L 200cm 6ft6 x D 31cm 12.2 *Super King Size - W 180cm 6ft x L 200cm 6ft6 x D 31cm 12.2 Available in Zip and Link Important Information:. Please note that pocket sprung mattresses must not be used with a base for which they are not designed. Slats on a bed frame should be no less than 70mm apart, to ensure the mattress receives adequate support. Failure to use an adequate base could invalidate the warranty from the manufacturer. Please check with us for more details.