Extend the life, safety, and usefulness of your crate. These Replacement Trays are designed specifically for use with the Training Retreat, 2 Door Training Retreat, 2 Door Elite Retreat, Right Size Crate and the Aspen Pet Home Training Wire Crates, in the following crate sizes: 19″ x 11″ x 13″ , 30″ x 19.5″ x 22.5″, 34″ x 22″ x 25″, 38″ x 25″ x 28″ and 43″ x 28″ x 31″. Made from tough, long-lasting durable ABS plastic that is easy to clean. To ensure your pet’s safety, regularly check all kennel parts and doors for replacement.