The internal mechanism uses high-quality 304 stainless steel springs, which are strong and flexible and no longer get stuck. With the comfortable and simple one-button braking system, you can let your furry friend free to explore, lock the dog leash in place, or retract it smoothly. Pecute's reliable retraction technology gives your furry friend more freedom while maintaining privacy and allowing you to control as you wish. 【360° Tangle-Free Design】The U-shaped open design can correctly guide the leash to retract smoothly from all angles; the lock buckle at the end of galvanized alloy material can also rotate 360°, and the double detailed design prevents the leash from twisting and tangling. 【High-Quality Materials】The main body is made of strong ABS plastic, galvanized alloy hooks, durable, corrosion-resistant, and suitable for outdoor activities. The leash is made of high-strength reflective polyester thread, resistant, wear-resistant, soft, and does not get stuck. 【Easy to Use】The handle is made of TPE material, which is ergonomic and comfortable to hold and prevents hand fatigue during long walks. 【Two Sizes Available】Size S: 3 meters, suitable for dogs weighing no more than 15 kg.