Feature:1. Manufacturing Material: Made of high quality stainless steel and nylon materials, high strength, corrosion resistance, durable, which can be used for a long time.2. How to Use: A single hook at one end and a heavy duty screw fastener at the other end are used to hold the diver in place and keep the drift diver on a line.3. Great Underwater Choice: A great gear equipment for cave, drifting diving, divers, underwater photographers and so on.4. Included Accessories: diving stainless steel single drifting hook with retractable coil attachment and carabiner.5. Easy to Use: Easy to use and fine workmanship. Without any difficult requirements even though you use it for the first time.Specification:Item Type: Single HookWeight: Approx.78g / 2.8ozMaterial: Stainless Steel + NylonProduct Color: BluePackage List:1 x Hook