Mattress options: Upgrade to get a Kerri mattress or an orthopaedic memory foam sprung mattress. Ottoman bed: Get a fabulous fabric crystal ottoman bed. Sizes: Option of single, double or king sizes. Designs: Beautifully upholstered in either silver crushed velvet or grey linen fabric. Kerri mattress: Good levels of fillings, covered in soft touch Belgium damask and has medium strength springs. Orthopaedic mattress: Memory foam to custom fit your body, a deep layer of wool to help maintain longevity and pocket sprung.