Nisien 10 inch Full mattress is designed with the hybrid construction of individual pocket springs . top quality high density memory foam and soft knit fabric . creating a comfortable cushion medium firm feel. Not too hard . not too soft . just the right mattress to support body weight evenly . relieve pressure focused on the shoulders . hips . and feet . and eliminate motion disturbance.Response Essentials Mattress is equipped with hundreds of independently encased coils that provide equal weight distribution . contouring the curves of your body to relieve pressure points along your neck . shoulders . back . and hips. It also helps to minimize movement so you won’t wake up if your partner does.Top-quality memory foam with higher density than other mattresses . is naturally hypoallergenic and resistant to allergens . mold . bacteria . and dust mites and it meets CertiPUR-US program standards for performance . emissions . and durability. Beautifully detailed quilted pillowtop knit cover with a corded edge and coordinating knit sides for breathability.Mattresses are CertiPUR-US certified. Mattress ships compressed . rolled and shipped in a box for easy delivery and set-up. Pls allow 48 hours for the bedding to expand to its proper size and shape. For any questions about our mattress . pls email us at [email protected] before make a quick decision of return. We will reply within 24 hrs and provide a satisfactory solution.