Serta Perfect Sleeper Express 12" Luxury Medium Firm Gel Memory Foam Mattress $649.00 - $899.00 $699.00 - $1,099.00 Up to 22% off Special Financing for up to 12 Months* Details. 49 FREE Shipping Usually ships within 1 to 3 weeks. However, according to Sleep Like The Dead, in spite of the venting of the foams and the edge encasement, Beautyrest mattresses in general have more complaints about heat retention the more foam they have, such as the hybrids. From one of the most trusted names in sleep comes the Beautyrest gel memory foam mattress. Simmons Beautyrest ComforPedic from Beautyrest 12-inch Gel Memory Foam Mattress Mattress in a Box, Removable Cover King 4.0 out of 5 stars 1 $909.49 $ 909. Along with Pocketed Coil Technology , this Beautyrest Silver mattress will help you sleep well. Beautyrest has used vented foam encasement of their pocket coils in other models, and there is no reason it is not used here. Beautyrest PressureSmart, Black Memory Foam, Legend Tailored Support Luxury $899-$3,999 Let’s take a deeper look into each collection and its best mattresses to help you decide which is right for you. Simmons Beautyrest ComforPedic from Beautyrest 12-inch Gel Memory Foam Mattress Mattress in a Box, Removable Cover Full 4.0 out of 5 stars 1 $577.99 Usually ships within 1 to 3 weeks. Simmons Beautyrest ComforPedic Loft from BeautyRest 14-inch NRGel Memory Foam Mattress Set Plush 1.5 out of 5 stars 2 $674.99 Usually ships within 6 to 10 days. The mattress features multiple comfort layers and is comprised of GelTouch foam, firm comfort foam, Gel Memory Foam Lumbar Support, and AirFeel foam. Beautyrest Memory Foam with BlackICE Nadia 14" Luxury Firm Mattress - Twin Extra Long $1,650.00 $3,299.99 50% off Special Financing for up to 36 Months* Details.