VENICE SERENE VEN - 3 MATTRESS - 10 YR WARRANTY The Venice Serene features our heavy duty 960 pocketed coil unit, which is the most durable pocketed coil unit on the market. It is also has zero motion technology and this collection is the most adjustable friendly mattress that we make. This mattress features patented Carpenter Serene Foam, which is a major upgrade from traditional memory foam. Serene foam doesn t retain heat, nor does it give you that sinking feeling like memory foam. It also doesn t get hard when it gets cold. It s consistent on and off your floor. The Venice Serene has ultimate comfort and is one of our top sellers. We have special pricing for Twin XLs for adjustable beds. 960 Pocketed Coil with Active Guard Perimeter Edge Matelasse Stretch Knit Cover 2in Resilient Super Soft Quilting 2in Super Soft 2in Carpenter Serene Memory Foam Zero Motion Transfer Adjustable Friendly Top Seller 10 Year Warranty