Disney – Mickey Mouse Crib Liner – Easy to Install, four piece design. Helps keep arms and legs safe inside crib slats. No more dropped or lost pacifiers and other items. Mesh design keeps baby cooler in warmer temperatures. Flexible design fits most standard and convertible cribs. Made of 2 long and 2 short side segments. 2 Long Segments: 10″H x 50.5″L / 2 Short Segments: 10″H x 26.5″L.