The Sareer Kids Memory mattress is made up of five inches of Reflex foam with a one inch layer of memory foam on the surface to give your child great support. The top 'comfort layer' is made from specially developed, extra soft material for a feeling of instant relaxation. Working in perfect harmony with the lower support layers, once you settle into your most comfortable position your body weight is re distributed reducing pressure whilst you sleep. Support, comfort and durability are un-compromised while you experience less tossing and turning during the night and wake feeling refreshed. There is no need to turn this mattress however we do recommend your rotate it every couple of months. It is dust mite resistant so ideal for allergy sufferers and it has a soft knit cover that can be removed for washing. Perfect for overall hygiene and for kids who are toilet training.