Foam Mattress to suit Smart Flex - King Single Electric Avante

8″ (200mm) of Pure Latex and Foam resting on a solid metal frame. The steel frame is made from high tensile steel and provides a foundation that can support your entire weight. This mattress is well suited to adults and people with problems getting in and out of standard beds. The Hi Lo Flex mattress allows you to sleep in a multitude of positions (refer diagram).