This all-foam support system is designed to provide proper support throughout the night while also working to reduce pressure build up that can disrupt a peaceful sleep.Cool Action™ Dual Effects™ Gel Memory Foam with EverFeel™ Technology - the world's first dual-action gel memory foam infused with both Serta's original MicroSupport® gel & our new MicroCool+™ gel.
Ultimate edge support strengthens the mattress edges & reduces potential edge "roll-off"
Cool Action™ Dual Effects™ Gel Memory Foam with EverFeel™ Technology
ComfortLast® Foam Core with Ultimate Edge® Support
Mattress is 8¼ " high & Box Spring is 9" high
98% Polyester & 2% Lycra - Zippered Cover with Tencel & Temperature Regualting Properties