Silentnight Miracoil Ortho Mattress - Extra Firm in Single, Double and King Sizes - Express Delivery Available Comfort Fibre™ Layer Silentnight's mattresses feature comfort fibres for a breathable and refreshing sleep that doesn't cost the earth. The filling is highly breathable - perfect if you get hot during the night. Unique Miracoil support It provides zoned support where you need it most and is scientifically proven to improve your spinal alignment and posture. Plus, the amount of sleep space in a double Miracoil mattress is in fact the same size as a king-size traditional open coil mattress - great if you're short on space in the bedroom. Hand tufted sleep surface Topped with a hand tufted finish, perfect for sleepers who prefer a firmer sleep surface. Firm and Orthopaedic This mattress is a firm mattress so you can enjoy extra support from head-to-toe, sleeping on this type of mattress can help with back issues and gives support to the whole body Single sided This mattress is single sided, so make sure you rotate from head to toe regularly to get the most out of your mattress. Silentnight Guarantee You can sleep peacefully knowing this mattress comes with a 5 year Silentnight guarantee. See the Silentnight brand store for more information. Dimensions Mattress Depth: 24.5cm Width: Single 90, Double 135, King 150cm Length: Single & Double 190, King 200cm Buy and Save: N Firmness ? Extra Firm Depth: 24.5cm Breathable Eco Comfort Fibre Miracoil support from head to toe Tufted sleep surface Single Sided, simply rotate head to toe Anti ? Allergy Made in the UK For an additional charge we'll collect your old mattress when delivering your new one, ensuring you've got one less thing to worry about. Simply select 'Mattress Disposal Service' when ordering. Please note: disposal Service is not available in Northern Ireland, highlands of Scotland or offshore locations.