Convert your Liberty 4-in-1 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: -GREENGUARD GOLD CERTIFIED: This product has been tested for over 10,000 chemical emissions and VOCs, undergoing rigorous scientific testing to meet some of the world's most stringent chemical emissions requirements. It contributes to cleaner indoor air to ensure the health and safety of your family and home. -BREATHE EASY: We know chemicals have no place in your nursery, so we use a multi-step painting process that is lead and phthalate safe. This product meets or exceeds ASTM International and U.S. CPSC safety standards. -Compatible crib models: Liberty (M7141) Box dimensions: -Length: 28 in -Width: 20.5 in -Height: 2.5 in -Volume: 0.83044 cu ft -Weight: 6 lb Assembly required: Yes Assembled dimensions: -Length: 18.25 in -Width: 1 in -Height: 25.25 in -Weight: 4 lb