Leak proof dog crate replacement pan fits MidWest Life Stages 36-inch-long folding metal dog crates; *PLEASE NOTE* this pan fits the old Life Stages crate version with the straight slide bolt latch Fits Life Stages models 1636, 1636DD with the straight slide bolt latch, Ovation crates 1936, 1936DD, and Ulitma Pro crate model 736UP; Replacement pan measures 35.5L x 23.8W x 1H inches Leak proof replacement pan made of a durable, odor resistent and easy to clean polypropylene plastic mixture; the pan's slide out design makes cleaning easy in the event of an accident Replacement pan is injection molded which is stronger & more durable than a vacuum sealed pan. The Life Stages dog crates had a product update in 2022. If you have a question of what pan will fit your Life Stages dog crate, please call MidWest Homes for Pets customer service at 1-800-428-8560