Unique Design:The dog gates are made of upgraded and durable mesh fabric with strong tear resistance that can withstand dangerous outdoor conditions and pet claws. Perfect Combination:Each set contains 1 nylon net 180*75cm, 2 expandable stainless steel rods and 4 sticky hooks. Wide application: The magic dog door can install it between walls, doors, stairwells, indoors and outdoors. The hook should only be placed on both sides of the door (proper position). Fully assembled for immediate use. No tools required. Easy to use:Easy to stick, strong adhesion, does not damage the wall, is reusable, does not need to be nailed or drilled and is easy to remove . Widely used on a variety of surfaces such as wood, tile, ceramic, metal, plastic and more. Perfect Customer Service:If you have any questions about our products, please email us. We will resolve the issues as soon as possible to your satisfaction