KidKraft Racecar Toddler Bed is a toddler bed designed for children over 15 months old and under 50 lbs. It requires a full-size crib mattress with minimum dimensions of 51 5/8 in. in length, 27 1/4 in. in width, and 4 in. in thickness. The bed includes 14 Cross Dowel Bolts, 2 Cross Dowel Nuts, 10 Nylon Nuts, 10 Washers, and 16 Screws for assembly. It also comes with an Allen Wrench and a Phillips screwdriver for easy assembly. The bed has a racecar design and features a flat roof for additional play possibilities.