Bubba Multi-Flex Interchangeable Blade Fillet Knife Kit - A first of its kind, the Bubba Multi-Flex Interchangeable Blade Fillet Knife Kit is the ultimate fillet knife for any type of fisherman. Featuring four different full-tang blades (7in Tapered Flex, 8in Ultra Flex, 9in Serrated Flex, 9in Stiff), the Multi-Flex brings the best of Bubba all in to one set. An easy-to-use squeeze and slide mechanism allows you to switch between blades quickly and seamlessly while the Flex-Change locking system keeps the blade safe and secure. Our signature Bubba non-slip grip handle provides a consistent and classic Bubba feel to the new style of knife. The Multi-Flex comes in a premium EVA carrying case with a puncture resistant inner lining, removable tray for easy cleaning and a magnetic insert for blade security. The fillet knife will forever be changed. Blade Lengths: 7in Tapered Flex, 8in Ultra Flex, 9in Serrated Flex, 9in Stiff