Upgraded dog door This dog door is made of high-quality ABS material, which has high toughness and durability, increased by 18%. Its size is relatively large and suitable for large dogs. Safe appearance design This dog door adopts a double door design, and the door flap will not make any sound when used. The high-temperature rounded frame is quickly formed with a smooth and burr free surface, which will not scratch your beloved dog and pet. The external frame is made of acrylic material, which is smooth, sturdy, and durable. Easy DIY installation You can use our detailed instructions and cutting templates that help accurately locate the cutting area for quick installation.