Classic Brands Cool Gel Jade Latex and Gel Memory Foam 10.5-Inch Mattress, King Encased in a unique cover woven with material derived from the gemstone Jade, the Classic Brands Cool Gel Jade Mattress provides natural cooling properties for a noticeably refreshing surface Refreshing gel particles are infused into the high-density memory foam for a plusher more comfortable sleeping surface; resilient high-density base foam conforms to your body, supports your back, and prevents tossing and turning at night High-quality memory foam conforms to your body while the cool gel regulates temperature; memory foam is naturally hypoallergenic and resistant to allergens, mold, bacteria, and dust mites and meets CertiPUR-US program standards for performance, emissions, and durability Jade elements are securely captured in the yarn of the mattress so it won't lose its cooling properties over time Soft and Smooth Fiber Knit Cover; Medium-Plush Feel and Adjustable Base Friendly Mattress ships compressed, rolled and shipped in a box conveniently delivered to your door for easy set-up; frame/foundation/base not included 10 Year Warranty 5 Star Customer Service; Available 7 days a week Mattress only, base/foundation not included