The Kensington 1000 Pocket Sprung 50mm Memory Foam Mattress is available in all sizes. Upholstered in white stretch stress free material with black/grey pattern on top Memory foam side of the mattress, (for winter use) and White Damask material at bottom side of the mattress, (for summer use), trimmed with a hand tufted charcoal border. It is constructed around 1000 count pocket spring unit with ultra-supportive layers of high density 50mm visco elastic Memory foam to distribute pressure and to provide ultimate comfort and support. Each Spring is sewn into an individual fabric pocket allowing it to move independently and respond to the body\'s every movement and contour. Medium Firmness (6/10). Available Sizes: Small Single - 2ft 6in wide X 6ft 3in Long Single - 3ft wide x 6ft 3in Long Small Double - 4ft wide x 6ft 3in Long Standard Double - 4ft 6in wide x 6ft 3in Long King Size - 5ft wide x 6ft 6in Long Super Kingsize - 6ft wide x 6ft 6in Long