OYT King Size Mattress, 12" Inch Firm Gel Memory Foam King Bed Mattress in a Box with CertiPUR-US Certified Foam for Sleep Supportive & Pressure Relief,Cloud-Like Experience

• 【No Pain & No Interference】： This medium firm mattress is composed of gel memory foam combined with comfort foam, plus high-density foam underneath, which aligns your spine and evenly disperses your body weight to relieve pressure points while you are sleeping.It absorbs movement as being opposed to transfer it across the bed. Tossing, turning, getting in and out of bed does not disturb another person, ensuring your peaceful undisturbed sleep. 【Comfortable & Breathable】: All-foam mattress design combined advanced sleep technology and the best materials.Quality ice silk fabrics adapt to the environment to keep the mattress surface at the ideal sleeping temperature. Sleep comfortably while reducing sweat during hot or humid weather,and give a dry contact of your skin,create a comfortable sleeping surface for a more restful night's sleep,like floating on a Cloud. Completely solved the traditional memory foam mattress HOT shortcomings. 【Health & Hypoallergenic Mattress】：The foam has been certified by CertiPUR-US and Oeko-Tex Standard 100 without harmful substances like formaldehyde, mercury and other heavy metals. Do not have alarmed if you experience a “fresh foam” odor. It is harmless and will dissipate in a few days. 【Easy Shipping & Set up】: Mattress in a box, this luxurious king size mattress is compressed and smartly shipped in a box for convenient delivery and setup. They fit all King size frames, such as box Spring, floor, slatted base, flat platform. Please give it in 72 hours to expand to its king size. 【No Risk & Worth Recommending】:  As the brand owner and maker, the best price Mattress you can get. Our bed mattresses go with 10 years. If there is any reason you are unsatisfied with your order, please contact US at any time. Over 98% of our customers are willing to keep their King size mattress and refer it to others.