Romina Imperio Convertible Crib (Open Back)Imperio Convertible Crib is designed to exceed expectations in all 4 stages of conversion. Growing along with your child, Imperio offers a safe and beautiful sleeping place from newborn to college. There are 3 mattress height settings for maximum convenience and the crib can be converted to a day bed without any additional purchase. Toddler guard rail and full bed conversion kit are available for maximum functionality, longevity and value.