The MLILY Vitality+ bed is a 12” four-layer bed that will allow you to wake up refreshed, ready to tackle the challenges of the day, making the most of your life, that is the inspiration behind the Vitality by MLILY. A true medium feel and one of the most popular models in our lineup, the Vitality+ is a classic memory foam design with the added bonus of rayon from bamboo infused memory foam quilted into the cover. Bamboo charcoal, a semi-open cell structure, and premium fabrics treated with aloe vera, maximize cooler sleep. The Vitality is among the best values, and boasts the greatest appeal on the market today. Everyone deserves better sleep and the energy to live life to the fullest. MLILY's Vitality offers just that at a price point everyone can afford. The top layer is Double Jacquard Fabric. Our premium knit fabric is designed to provide advanced breathability and comfort. The 2nd layer is Quilted Bamboo Charcoal Memory Foam. Our Performance Memory Foam is infused with Bamboo Charcoal, quilted into the cover, creating a layer that regulates moisture, odor, and temperature al while adapting to your body’s individual pressure points. This layer is specially quilted for further comfort. 1″ The 3rd layer is Copper Infused Memory Foam. Our Mlily Memory Foam is specially infused with copper, enhancing temperature control and hypoallergenic properties to create a sleep surface which adapts to your body’s natural contours. 3″. The bottom layer is Flex Support Foam. We’ve added a final layer of our custom Flex Support Foam to provide a supportive base to the whole mattress, culminating in a cooler, more complete night’s sleep. 8".