Dream on me Morgan 5-in-1 convertible crib. Features 3 mattress height setting to accommodate your growing baby, and fixed stationary sides rails. Product Dimensions 147.32 x 76.2 x 111.76 cm; 23.13 Kilograms. Moonlight Slumber Little Dreamer Dual Firmness All Foam Crib Mattress. The Little Dreamer is a two-stage sleep system offering an extra firm layer of , plant oil infused foam on the infant side and a softer, plush side for toddlers. The entire 5" deep mattress is wrapped in a woven fire barrier (no harsh chemical sprays) and enclosed in a medical quality, water- stain- and odor-resistant deluxe fabric.