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"
1" Serta® Support Foam, 1" Serta® PillowSoft™ Foam, Cool Action™ Gel Memory Foam & Cool Action™ Dual Effects™ Gel Memory Foam with EverFeel™ Technology
ComfortLast® Foam Core with Ultimate Edge® Support
Mattress is 11¼" high
98% Polyester & 2% Lycra - Zippered Cover with Tencel & Temperature Regualting Properties