The DOCO® VERTEX harness is made of water-resistant nylon fabric, which is waterproof, breathable, lightweight, and quick-drying. The inner layer is made of patterned polyester material that does not stick to hair, allowing pets to run freely. This harness is very suitable for daily activities such as walking, running, training, traveling, and nature walks. There is a back ring for leash attachment. The harness features a high-tension buckle and a triple adjustable slider for a custom fit. Additionally, the harness is equipped with high-clarity reflective strips, providing excellent visibility at night or in low-light conditions, enhancing safety.