Description Sharkbanz 2 Marine/Slate The world’s first active shark deterrent band. Designed for beachgoers, ocean athletes, and marine professionals, Sharkbanz use patented magnetic technology developed by marine biologists to deter predatory shark species. *Sharkbanz Technology has been verified by an independent third-party analysis group at the prestigious School of Coastal Environment Department of Marine Science at Coastal Carolina University. View our Research here. Commonly asked questions: Technology & Features: EFFECTIVE – Technology based on proven science, published research and testing verified by an independent third-party analysis group. SIMPLE – No batteries, no charging; always on AFFORDABLE – Safety for everyone STYLISH – Ergonomic design and premium materials for enhanced comfort Worn on Ankle or Wrist Universal Fit – Ages 5+ Depth Rating: 100m/330ft TSA and Airline Travel-Friendly Magnetic Shielded Box for Safe Storage Weight: 3 oz. Warranty: This product is fully guaranteed against faulty workmanship and materials for 1 year