Keep your little one safe when they move to a big kid bed with Sorelle's Brittany Toddler Rail. This easy-to-install guardrail transforms your convertible crib into a toddler bed while preventing your child from rolling out during the night. Add an extra layer of protection when you transition your little one to a toddler bed. Converts a crib into a toddler bed. The Sorelle Toddler Rail fits Anne Elite, all Berkley Cribs, all Brittney Cribs, Bridgeport, Fairview, Glendale, Madrid and Palisades cribs.