Regulate temperature: Gel memory foam mattress help to disperse your body heat . it provides you a cool feeling Anti-sag support: Queen size mattresses have firm edge support . so you can sleep to the edge without feeling like you may roll off Pressure relief: 2 layers foam ofAvenco fits your body curve and provide a nice and even balance support of body Medium firm: Avenco medium firm mattresses can effectively alleviate back pains . hip pains . or shoulder pains CertiPUR-US: Mattress foam with CertiPUR-US keeps you away from health risk . enhancing a safe sleep without any harmful material OEKO-TEX: 10 inch queen mattress's breathable cover certified by OEKO-TEX is hypoallergenic & friendly-skin . which makes you comfort Suitable for all frames: Avenco matress can use on a platform bed/box spring/an adjustable bed frame/slatted base or even on the floor Mattresses in a box: you will receive a mattress rolled . compressed and shipped in a box and it' s easy delivery and set-up Before using: please place 10 inch gel memory foam mattress in a ventilated room and wait 72 hours to allow it to fully expand 10-year warranty: Avenco memory foam mattress queen comes with a 10-Year warranty & 100-Night sleep trial