Once they transition to a bigger bed, these easy-to-install rails can help protect your little one. Converts your crib into a full size bed. Compatible with the Alex, Annie Petite, Briendel, Century, more→Finley Regular Crib, Floating, Florence Regular Crib, Jaden Lee, Manchester, Modesto, Monterey, Monterey Flat Top, Montgomery, Napa, Paxton, Petite Paradise, Primo, Providence, Ravenna, Seville, Shaker, Tuscany Crib & Changer, Torino, Verona Regular Crib, Vicenza, Vista Couture and Vista Elite cribs. 1 year limited manufacturer's warranty.