Features: -Panel structure. -No-tool assembly . -Flap door available separately. -Insulated and Weather-proof. Size Exterior Interior Door Dog Size Small 25″ H x 23″ W x 24″ D 20″ H x 18″ W x 18″ D 9″ H x 7″ W up to 20 lbs Medium 32″ H x 28″ W x 32″D 28″ H x 22″ W x 28″D 10″ H x 12″ W up to 60 lbs Large 39″ H x 32″ W x 38″ D 34″ H x 29″ W x 34″ D 11.5″ H x 14.5″ W up to 120 lbs







