✔ Feel the ice silk fabric comfort in your sleep - The high quality ice silk fabric mattress combines gel memory foam, air circulation foam, high density foam and 5 zone wrap coils provides luxury comfort and responsive supportive. Its buoyant feeling that gently cradles the pressure points of your body, which helps to relieve aches and pains & promote deep sleep. ✔5-ZONE pocket spring design for better support - Rucas 13 inch medium feel mattress is ergonomically divided into 5 zones to achieve ideal body adaptation and support. ✔ Comfortable & breathable - Rucas 13 inch gel memory foam hybrid mattress keeps your body in alignment. Perfectly 100% high grade velvet cover makes for the breathable and smooth comfort surface. Fully supported and relieved from stress at a comfortable cool temperature, it provides a perfect balance for people with low back pain, tossers and rotation, comfort and deep support for nighttime rest, and provides body comfort from head to toe.