WHY CHOOSE MUSONIC 1. High quality and comfortable:The retractable leash adapts corrosion resistant ABS+TPE plastic and sturdy polyester tape. Soft to your hand. 2. Flexible and smooth extending Our retractable dog leash is made of an internal stainless steel mechanism, which could prevent it from stuck, tangle free. 3. Human engineering design design based on humans hand, suitable and comfortable. Thanks to rubber pad, it is anti-skidding.