If you're serious about survival, then you know that having a sharp knife is essential. With Smith's Sharpeners 8in Flex Blade, you can keep your fillet knife in top condition for when you need it most. Made of interlocking 420 stainless steel blades, this sharpener is up to the task of keeping your knife razor-sharp. It also comes with a plastic blade protector for safe storage. Whether you're prepping for the apocalypse or just want to be prepared for anything, Smith's Sharpeners 8in Flex Blade is a must-have.