Mattress Depth: Six inches deep with 150mm reflex foam to mould around the shape of your body. Easy To Clean: Features a zip-off machine washable stretch knit cover that you can easily take off and machine wash. Firmness: Has a medium firmness - perfect for all body types and for people who like sleeping on their side, front, and back. Material: Core Construction: foam; Top Layer: reflex foam. Hypoallergenic: Has a hypoallergenic cover that reduces symptoms of asthma and allergies. This mattress is also dust mite and bed bug resistant so you can sleep with ease. Memory Foam Mattress: Get a luxury reflex memory foam hypoallergenic mattress. Reflex Memory Foam Mattress | Single | Living Social