GREAT CRIB FOR SMALL SPACES OR TRAVEL: Crib includes casters for easy mobility; Folds flat for easy travel and storage; The included mattress (size: 37.5"L x 23.25"D x 1.5") stores right in the crib when folded GROWS WITH BABY: The 2-position mattress height adjustment on this crib allows you to lower the mattress as your baby begins to sit or stand BUILT TO LAST: Strong and sturdy wood construction helps create a dream nursery where you'll spend plenty of Mommy and Me/Daddy and Me time ; Easy assembly WE PUT YOUR BABY'S SAFETY FIRST: This crib is JPMA certified to meet or exceed all safety standards set by ASTM; Tested for lead and other toxic elements to meet or exceed government and ASTM safety standards SIZE: 39"W x 25"D x 37.25"H