This Silentnight Mirapocket Premiere 2800 Pocket Luxury Pillowtop Memory Single Mattress features a 2800 advanced zoned Mirapocket spring system with layers of luxury fillings, including additional sumptuous pillowtop layer containing body-moulding memory foam. Modern micro quilted soft knit lid treated with Allergy UK approved Purotex probiotics to keep the mattress naturally dust mite free. Easy-care mattress, no need to turn. Mattress depth 34cm. Medium Firm.