Silver Rest Sleep Shop One Sided 2-Inch Memory Foam Topper with Non Skid Bottom and Elastic Securing Straps, E. King One sided 2-inch memory foam topper covered in luxurious soft stretch knit fabric Topper is made with two layers; top layer is 1-inch aerated memory foam for coolness and comfort Bottom layer consist of 1-inch supportive poly-urethane base for long lasting support Topper is covered with a luxuriously soft stretch knit fabric and a non skid bottom Includes adjustable elastic straps for the perfect secure fit on any mattress, twin size 75 by 79 by 2