AIRHEAD AHMS-4801 3D Molded Sled, 48 Inch Ride head first for advanced fun or sit up for a more comfortable ride A durable PE foam construction with high density slick bottom for speed Designed for 1 or 2 riders. 4 molded grips provide a great place to hold on as you slide down the snow covered hills Advanced shape for performance and control 48 x 21.5 x 4.51