1.One-hand brake and locking system can freely adjust the length of the dog leash to make your pet friend feel relaxed. 2. Easy to lock and retract. When the brake button is applied, the retractable leash stops and is safely held at the exact length. (Make sure the button is pushed fully back and down to fully lock.)3. The housing of the training leash is ergonomically designed and covered with rubberized non-slip material. Compact size and comfortable to hold!4. There are two lengths to choose from, you can choose the right length according to your pet's size.5. Be careful to lock the leash before it is pulled to the end to avoid damaging the retracting feature.Name: Dog LeashMaterial: ABS+metal buckleColor: BlackQuantity: OneRope length: 3m (10ft), 5m (16ft)Size: 3m/180 110mm; 5m/160 100mmWeight: 3m/156g; 5m/208g