Hybrid mattress: Combines a traditional sprung mattress with a memory foam layer (medium soft feel). Sizes: Small Single, Single, Small Double, Double and King. Made in the UK: Manufactured with pride in the UK. Memory foam layer: Relieves pressure points and contours to your body shape for full support from head to toe. Cool Touch Cover: With a deep quilted top panel. Hypoallergenic: For a cleaner, healthier sleeping environment. Hybrid Mattress | Black | Single | Living Social