The Bubba Blade 8" Ultra Flex Multi-Flex Replacement Blade is crafted from high-quality stainless steel and finished with a durable Titanium Nitride coating for exceptional edge retention and corrosion resistance. Designed specifically for the Multi-Flex Interchangeable Knife Set, this ultra-flexible blade offers the precision and control needed for clean, effortless filleting. It's compatible with both the 4-blade set and the 2-blade freshwater or saltwater sets, making it a reliable replacement or addition for anglers who demand top-tier performance on the water.