Cold foam mattress 3 inch memory foam layer 9 inch reflex base layer breathable cover body contouring very good circulation mattress size super kingsize mattress width 180 cm mattress width ft 6ft mattress length 200 cm mattress length ft 6ft 6in mattress height 30 cm cover characteristics seperable suitable for allergy sufferers firmness mediumfirm density 75 kgm max washing temperature 40c