1. Made of qualified original marine 316 stainless steel, solid, firm with high strength, ensures a good security underwater. 2. It can help you to maintain your location when face with strong undercurrent, or can be used for hanging different buckles. 3. Equipped with a quick-release buckle, can be clasped in D-ring quickly. 4. Comes with an O-ring. It can be used for hanging camera, stick pointer, flash, or can be used for hanging different buckles. 5. Great accessory for underwater activities, ensures your safety. Specification: Features: Made of qualified original marine 316 stainless steel, solid, firm with high strength, ensures a good security underwater. It can help you to maintain your location when face with strong undercurrent, or can be used for hanging different buckles. Equipped with a quick-release buckle, can be clasped in D-ring quickly. Comes with an O-ring. It can be used for hanging camera, stick pointer, flash, or can be used for hanging different buckles. Great accessory for underwater activities, ensures your safety. Specifications: Condition: 100% Brand New and High Quality Brand: Keep Diving Material: Original Marine 316 Stainless Steel Color: Blue, Orange (optional) Hook Length: Approx. 13.5cm / 5.3inch Spring Lanyard Elastic Length: Approx. 1.5m / 59inch Weight: Approx. 174g Packing List: 1 x Reef Hook