The Kalani Mini Crib is elegance, durability and reliability. Mirroring the Kalani 4-in-1 Crib's timeless design, the Kalani Mini Crib features soft, subtle curves and the same lifetime functionality. Four mattress levels allow you to adjust the mattress height to your child's growth. Beyond the nursery years, the Kalani Mini Crib conveniently becomes a beautiful twin-size bed conversion rails sold separately . Finished in non-toxic multi-step painting process, lead and phthalate safe Meet ASTM international and U.S. CPSC safety standards Lower profile crib for easy reach 4 level mattress support Fixed side rails 1'' waterproof changing pad included Twin bed rails sold separately M4799 Made of 100% sustainable New Zealand pine wood with a CARB II compliant MDF board over the metal mattress support 1 year warrantyOverall Dimensions 40 L x 28.5 W x 38 H Interior Dimensions 37.625 L x 23.5 W Front Rail Height 35.125 , Back Rail Height 38.125 Slat Strength 149 lbs. Product Weight 37 lbs