The Dream On Me Aden Convertible 3 in 1 Mini crib is a beautifully designed crib that gracefully matures with your child from infancy, through childhood to adulthood. With its robust good looks and solid frame this crib features a stationary( non drop side) rail design which provides the utmost in product safety. For ease in reaching your baby, it sits low to the floor and features the convenience of a 3 position, adjustable mattress support system. stylish and sturdy, this lovely piece of nursery furniture grows with your child transitioning easily into a toddler daybed, and twin size bed (twin size bed frame and twin mattress not included). Available in a variety of stylish lead free, non toxic finishes. Coordinates with the Dream On Me Marcus Changing Table and Dresser. All tools for assembly included. Accommodates a Dream On Me portable crib mattress measuring 38"x24" sold separately.