3-Flap Dog Door, Large Doggy Door, Doggie Door for Install in Interior and Exterior Doors or Wall, Insulation Layer, 2 Magnetic Flaps, Closing Panel, Never Rust, for Pet Up to 100lb (Large) Fresh XL large breed size fits

XL large breed size fits necks up to 31"

The side length of the square steel tube is 19mm

bag of BLUE Life Protection Formula Adult Small Breed Lamb and Brown Rice Flavor

Our goal is to bring happiness and warmth to the lives of pets and their families with our products

Ample Ventilation for a Happy Pup: Louvered vents on the front and upper side panels ensure constant airflow

3-Flap Dog Door, Large Doggy Door, Doggie Door for Install in Interior and Exterior Doors or Wall, Insulation Layer, 2 Magnetic Flaps, Closing Panel, Never Rust, for Pet Up to 100lb (Large) Fresh XL large breed size fitsAbout this item 2 Quality Flap & 1 Insulated Flap: Petcoming Plastic dog door comes with 2 pieces of excellent quality magnetic flap that can fluently close after your pet passes through the dog door. Compared to other dog doors with only 1 piece flap, our 3 Flap is more windproof, waterproof and soundproof, preventing wind and rain, and isolating mosquitoes and insects. The 3 insulated flap can keep your house shielded from extreme weather conditions