When it?s time for your little one to transition from the crib, but you?re not quite ready for the big kid bed ? give the Regalo Swing Down Convertible Crib Rail a try. Ideal for little sleepers who still need protection from rolling out of bed, the all-steel construction crib rail is durable and holds up to everyday use. Fitting crib mattresses up to 16? thick and extending 33? for added security, the rail features an easy-to-use swing down capability. With a push of a button, the rail swings down and out of your way for easy access to the bed. The Regalo Swing Down Convertible Crib Rail is the perfect bridge for your little one as they transition to a bed. Ages 2-5 Years Old