Feel like you're sleeping on a cloud with 12 Park's 11"" Deluxe Gel Memory Foam Medium Firm Mattress. Featuring an innovative layering of foam technologies that provide the pressure relieving comfort of memory foam with just a little bounce to avoid the sinking-in feeling of a too soft mattress Exclusive and springy Endura Flex, a latex alternative foam, conforms to your hips and shoulders, while still supporting the lighter areas of your body. Since 1971, 12 Park has been handcrafting sleep solutions - thoughtfully made with carefully selected materials in the Northeastern Usa.