Wood, Mdf, Wood Veneers Imported Grows With Your Baby: This 4-in-1 Convertible crib grows with your child by converting into a crib, day bed, toddler bed (toddler guard rail conversion kit separately) and a full-size bed with the addition of coordinating bed rails (sold separately) Beautiful Transitional Design: The Kieran crib has a beautiful herringbone patterned headboard, crafted of strong, sturdy pine wood and veneers creating a transitional, yet modern design Adjustable Mattress: Strong metal mattress support adjusts to 2 positions to fit the growing needs of your child and is compatible with the Child Craft Dream Catcher Mattress (F04638, sold separately). Safety First: Designed and engineered to meet the highest safety standards to keep your child safe Assembled Dimensions: Measures 55" L x 29" W x 44" H assembled. Product weight: 63 lbs. Tools and instructions for assembly included