PREMIUM QUALITY: The retractable dog chain is made of advanced materials and eco-friendly ABS and uses ultrasonic mounting and connection technology. Unique round design: unlike the circular design of the dog rope general traction, the traction rope can be hung on your arm to free your hands. Suitable configuration:Built-in flashlight, keep you and your pets safe when walking in the dark, ideal for pets night walks. Compatible with Ergonomic DesignThe soft handle is ergonomic and provides a comfortable experience for running dogs. Semi-automatic design with anti-winding U-shaped spout, 360 degrees without tangling, one-key locking or unlocking. Only one hand can complete the operation. Comfortable and durable: no screws are visible inside exterior of the product, which can effectively prevent impacts caused by accidental dropping. It's the perfect gift for puppies and owners. Our dog leash is suitable for dogs under 20 kg. The product has a 3-meter nylon strap, which is strong and durable.