MATERIAL：Made of high quality nylon fabric with high quality alloy lock can withstand the impact of more than 200KG.Specially embedded 3M threads are stitched into the polyester webbing to make safer travel at night. CAR FUNCTION: There is a safety insert under the arm, which perfectly matches the car safety card slot, which can ensure the safety of the pet car and make the car traction two in one.WARNING: The width of the security insert is 2cm, please pay attention to the size of your gusset before buying. ADJUSTABLE: This dog leash can be adjusted to length as needed. The shortest is 35.43 inches (90cm) and the longest is 49.21 inches (125cm). Strong and Sturdy: The inside of the handle is filled with high-density EVA material, which is flexible and comfortable. The middle of the rope is equipped with a high elastic rope to cushion the pull of your pet. Please enjoy the convenience of Papipaw and let you have fun with your lovely!