Sleep like never before (and with a little extra wiggle room!) on top of this first-rate twin XL Memory Foam Mattress. Engineered with multiple layers of our refreshing Green Tea Memory Foam, this mattress contains ActivCharcoal and antioxidant-rich green tea that keep your bed moisture and odor-free. Resting on top of these CertiPUR-US certified foam layers, you’ll be always supported with enveloping softness that fully cushions your joints and spine. Plus, this exceptional bed is built with a bottom layer of Z:Base Foam with wave dynamics technology that lets air flow freely through the mattress without trapping excess heat. It’s wrapped in a soft and breathable knitted cover that’ll have you dozing off the minute your head hits the pillow. Ready to sleep sounder, cleaner, and cooler? We recommend curling up on this dreamy mattress.