The Assenza 1000 mattresses are part of the Healthopaedic® range and provide a unique sleeping experience. With this range we have instigated the creation and development of specialized foam that has the combined feel of memory and latex. “Zero Gravity® Foam” that has a water effect feel that is unique and is like floating on air. This has the added advantage of not absorbing heat and so has none of the disadvantage of Memory foam. Healthopaedic. Hybrid, memory foam, pocket spring.