Convert your Darlington 4-in-1 Convertible Crib into a toddler bed with this conversion kit. A toddler rail helps children build independence with added security for a safe and sound sleep Features: -Made of Poplar hardwood and Acacia -Finished in non-toxic multi-step painting process, lead and phthalate safe -Meets ASTM international and U.S. CPSC safety standards Dimensions: Box 1 Length (in) : 53.1 Box 1 Width (in) : 17.7 Box 1 Height (in) : 2.5 Box 1 Weight (lb) : 11.05 Assembled Length (In) : 51.50 Assembled Width (In) : 16.50 Assembled Height (In) : 0.75 Assembled Weight (lb) : 7