●Size (W x D x H): Approx. 10.6 x 15.7 x 17.7 inches (27 x 40 x 4 ●Convenient bed guard to prevent your comforter from falling down. Not only can it be attached to a crib or nursing bed to prevent the futon from falling out ●Simple design that can be used under the mattress for easy installation ●The width is shorter so you can get in and out of the bed with the guard attached ●Please do not use as a handrail as it may damage the product itself