Fish Stringer for Spearfishing Features: Easy to Cut: Made of polypropylene that can be easily cut in unforeseen situations or snags for quick release. Strong and Corrosion-Resistant: Anodized aluminum and stainless steel construction for durability and corrosion resistance in saltwater. Secure Hold: Stainless steel needle and cap with pressure plate ensure a secure hold on fish. Extra O-Rings: Two extra o-rings for better sealing and preventing water leakage. Specifications: Material: Polypropylene, plastic, anodized aluminum, stainless steel Length: 1.15 m (3.8 feet) Diameter: 8 mm (0.3 inches) Usage: 1. Open the cover by pressing the lever. 2. Pierce the fish with the stringer needle. 3. Repeat steps 1 and 2 for other fish. 4. Secure the fish by closing the cover back. 5. Attach the stringer to a buoy or belt.