This Swing Down Crib Rail is very best for the ones restless little sleepers. The swing down feature allows the rail to swing down out of the way in which when no longer in use. The swing down serve as makes it very convenient on your child getting out and in of bed. This crib rail has an all-steel construction to make it very sturdy and durable. The Swing Down Crib Rail has 16â³ tall sidewall and is 33â³ Long for added security. The Exclusive Gap Guard feature prevents your child from sliding between the mattress and crib rail. It is easy to set up without a-tool required. Only to be used with a crib. This crib rail swings down when no longer in use The sidewall is 16â³ tall For added security the crib rail is 33â³ long Patented gap guard feature No tools need for set up Includes Swing Down Crib Rail only. Must buy crib separately.