The Dream On Me, 2-in-1 Folding, Portable Crib, features a US Patented rail system for ease in converting crib to playpen with one hand. The unique hinges allow the crib to fold flat for compact storage or travel. Included is the stationary (non drop side) rail design which provides the utmost in product safety. Made of solid Pine and having a beautiful Non-toxic finish, this portable crib is one of the most convenient portable cribs on the market. A 1" Mattress pad and all tools for easy assembly included.