Keep your edge protected with a custom fitted steelport 8″ Knife Oregon Maple Sheath, featuring an internal recessed magnet along the spine. Learn more about how to keep your knife sharp. A custom fitted sheath is an optional add-on for all of steelport Knife Co.’s award-winning American made knives steelport sheaths are made from beautiful local Oregon Maple caramelized wood, custom fitted to the knife to best protect the blade edge. They are uniquely designed with an internal recessed magnet along the spine, which holds the knife securely in place and keeps the blade edge off of the wood to help it stay sharper for longer. Each steelport Sheath is held to the same three pillars as all steelport products: Iconic Design, Functional Details, and Handcrafted Locally.