No-Cut DIY Install: The PetSafe Sliding Glass Pet Door installs easily into your sliding glass door track, perfect for apartments or rentals with no drilling or permanent alterations required Weatherproof & Secure: Features a magnetic flap, shatter-resistant glass, human door lock kit, and pet door closing panel for convenient, energy-efficient, and safe pet access in any season Flap Sizes for Every Breed: Designed with small dogs in mind, this sliding glass dog door boasts a flap opening of 5/14" W x 8 3/16" H, accommodating pets up to 15 lb Global Mission, Local Care: With U.S. roots and worldwide reach, PetSafe delivers vet- and trainer-recommended solutions and exceptional customer support to create fields of joy for pets 25 Years of Trust: Since 1998, PetSafe has created safe, innovative, and trusted products that bring joy, enhance pet lives, and support the lifelong bond between pets and their families Easily install a pet door in your existing sliding glass door- no cutting required Great for apartments or condos- take the door with you when you move Durable aluminum frame including weather stripping and slide-in closing panel for weather resistance Three colors available to fit your décor – White/Satin/Bronze Four pet door sizes to fit a wide variety of pet heights and weights Includes flexible, tinted flap with magnetic closure and latch kit for locking Call, chat or email with our expert US-based customer care specialists six days a week; They are waiting to assist you and your pet with your product needs PetSafe brand has been an industry leading US manufacturer of pet behavior, containment and lifestyle products since 1991, helping millions of people and pets each year