Ashton Mini 4 in 1 Convertible Crib with mattress: Gracefully contoured lines complement the classic sleigh style of this beautifully designed crib to make an elegant focal point of any nursery. The versatile design of this crib fits any décor. Sides are completely stationary. Crib converts easily into a toddler bed with the removal of the front side assembly. Optional toddler guard rail offers extra security to the child transitioning from the crib to toddler bed. Crib can also be converted to a twin size bed later. All necessary parts for conversion from a crib to a toddler bed are included. Made of all wood construction with a rich baby safe, non-toxic finish. 2 position adjustable posture board allows highest position to be used as a bassinet. Foam crib mattress included. All assembly screws fit into metal bushings so you may safely convert this bed as many times as necessary without sacrificing structural integrity. Compliant with all mandatory and voluntary standards. Assembly required. All hardware and assembly instructions included.