An ortho foam quality mattress provides firm orthopaedic support when used on either a divan base or a bed frame helping to maintain the correct alignment of the spine and neck for a healthier and comfortable night sleep mattress comes complete with a zip off cover which is dry cleanable this mattress is available in five different comforts ranging from super soft to super firm specification high density reflex foam silent no springs 24cm thickness dry cleanable zip off cover available in