General Note: Please allow 24 to 72 hours for your Mattress to regain its full shape. Any memory foam will expand faster in a warmer room. In cold temperature, at delivery, your mattress may take a bit longer to return to full sized from its compressed state.The expansion time of the mattress will vary as per the surrounding.No assembly required.Set Up: Simply take your mattress out of the box and enjoy watching it decompress. Jumping, walking, and sleeping on your mattress can speed up the process. 60" W x 80" L x 14" H,Premium pressure-relieving memory foam and high-density aerated cool gel memory foam are combined together to provide the essential support and comfort for a deeper night's sleep Beautifully tailored and detailed with a stretch knit fabric cover with waterfall edge and matching knit side panels