Robust and durable: moestar extendable dog lead is made of sturdy and shock-resistant ABS material, shockproof, up to 3 metres/10 ft length maximum, up to 80 kg/176 lbs strength maximum. Passes more than 50,000 MTBF (Mean Time Between Failure) voltage test by third party test lab. Easy lock/unlock by pressing and switching the lock button. Lock/release button has passed more than 50,000 MTBF (Mean Time Between Failure) tests by an independent test lab. Hands free retractable dog lead: moestar dog leash is ergonomically designed for a more comfortable grip and is suitable for long walks; the loop design frees your hands completely by simply placing your hand on your wrist through the round handle. The use of the phone, taking photos and interaction with the pet are no longer affected, which means a pleasant walking experience for you and your pet. 360° tangle-free: roller lead has a U-shaped retraction hole design that allows easier and smoother retraction during daily use, so that your dog can move freely around you. Retractable dog lead for small and medium dogs (up to 30 kg). EASY OPERATION Dog leash extendable features a one-touch locking button that allows braking, stopping and locking with just one index finger. So you can operate the lead in time to avoid tracking the animal and keep you and your dog safe. CONVENIENT FEATURES Running leash for dogs comes with a removable waste bag holder and includes a roll of biodegradable dog waste bags that can be easily inserted and removed so you can quickly eliminate the waste your dog leaves behind. Perfect for your dog's daily outdoor activities.