574-767-1638 ... Type: Kids Rooms Type: Furniture Step-2 Brand Race Car Toddler/Twin size bed. Uses standard sz crib mattress then as child grows it has plastic block you remove at foot of bed and it then fits regular Twin mattress. Toddler sz mattress can be included along with several bedding sets & sheets that fit toddler sz mattress. Bedding sets include Thomas, Spiderman,Nemo & more..