Dyonery - Extra Firm mattress, double-sided sleeping mattress, CertiPUR-US supportive bed-mattress，10-in king - White

The high-density carbon black foam combined with green tea gel memory foam in a layered structure can firmly support the waist and hips, maintaining the natural straightness of the spine. It is especially suitable for people with lumbar discomfort or those who prefer to sleep on a hard bed. The surface green tea gel memory foam features built-in ventilation holes and moisture-absorbing deodorizing properties. The bottom layer of high-density charcoal foam enhances air circulation, making it not stuffy even in summer, and also reduces odor residue.

Gel-infused green tea memory foam ensures pressure-relieving, temperature regulated sleep. Refreshing Green Tea Gel offers good airflow, dissipates heat, and wicks away excess moisture away from the body. This best mattress keep you cool and actively regulate temperature throughout the night while its premium green tea infusion promises a clean feeling night after night.

This Sealy® Dreamlife™ 14” Foam Queen Size Mattress is designed to help you stay cozy all night (or all day) and wake up feeling refreshed. And it’s made by Sealy®, a leader in quality sleep products for over 140 years. Advanced SealyComfort™ gel memory foam adapts and responds to every part of your body to provide pressure relief and a personalized sleep experience, while SealySupport™ Transition Foam enhances the overall comfort of the mattress and adds long-lasting durability. A soft, stretchable SealyCool™ Stretch Knit Cover helps keep you cool and comfortable through the night. Sealy® Dreamlife™ is dedicated to promoting a healthier sleep environment. CertiPUR-US® ensures the mattress foam meets strict standards for content, emissions and durability, and Surface-Guard Technology™ kills bacteria on the surface of the mattress, protecting it from common allergens. This mattress was designed and built in the USA and includes a 10-year limited warranty, so you can rest easy with comfort you can count on.