The unique bend in the hooks design and its ultrasharp point team up for deep penetration, exceptional holding power, and it still complies with barbless hook regulations. These offset Gamakatsu hooks are made of specially tempered premium-grade, high-carbon steel for superior strength. Per 25. Sizes: 1, 1/0, 2/0, 3/0, 4/0, 5/0. Colors: Nickel, Red (not shown). Cancer and Reproductive Harm- www.P65Warnings.ca.gov. Type: Hooks.