Serta iSeries Caliber Super PillowTop Twin Extra Long Mattress Set
Our top-of-the-line iSeries® mattress combines luxurious, ultra-plush comfort with individualized support. This is the only iSeries mattress to feature three layers of advanced memory foams, including a layer of our exclusive EverCool® Gfx Memory Foam and two layers of our Cool Action™ Dual Effects® Gel Memory Foam. These foams work together to provide enhanced cooling comfort and pressure relief. It is also enhanced with our exclusive EverFeel™ Technology for a difference you’ll feel the moment you lie down. Features •Comfort Layer o1” EverCool® Memory Foam + 1” PillowSoft™ Foam o¾” Cool Action™ Dual Effects® Gel Memory Foam o¾” EverFeel™ Technology o1 ½” Cool Action™ Dual Effects® Gel Memory Foam •Support Layer oDuet® Coil Individually Wrapped Coil-in-Coil Support System
iSeries Caliber Super PillowTop Twin Extra Long Mattress Only
Redesigned for 2014, the iSeries Hybrid Sleep System now features our Cool Action™ Dual Effects™ Gel memory foam – our latest breakthrough in gel memory foam technology. This is the world’s first material to combine both our original MicroSupport® gel and our MicroCool+™ gel in a material with up to 25% more total gel than our original formula.
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