Now at RC Willey, the Tranquil Rock 4-in-1 convertible crib is the perfect addition for your nursery and will effortlessly grow along with your child! This crib offers 3-positions of height adjustment with a steel spring mattress support. Once your baby has outgrown the crib, it can easily convert to a toddler bed, daybed, and then full size bed. (Toddler conversion rails and full size bed rails are sold separately.) Its weathered wash white finish enhances the collection's farmhouse-inspired design.The fresh and simple lines and gender-neutral appeal make it an ideal choice for a wide range of tastes. Plus, this crib meets all CPSC and ASTM standards and exceeds current safety standards.