1. Material: plastic + metal
2. Olecranon buckle, the opening can be buckled on the bag by pressing inward, the buckle is simple and convenient
3. The mainspring can be stretched freely, strong and not easy to break, the stretching length is 60 cm, and the wire rope is 1 mm in diameter
4. Metal back clip, can be hung on backpacks and belts, easy to wear and not easy to fall
5. Use high-density webbing at the connection, with a strong key ring
6. Drawstring length: 60cm
7. Weight: 50 grams