This is the large Sunfish style knife with 440 stainless spear and pen blades made by Rough Rider. The knife handle is bone and the bolsters are nickel silver and it measures 4 1/4" closed. The scrimshaw is inked with black india ink and sealed with 2 coats of archival wax to protect the intricate design and to enhance the beauty of the bone. It is water resistant, but not waterproof. • 440 stainless spear • Pen blades made by Rough Rider • Knife handle is bone • Bolsters are nickel silver • Measures 4 1/4" closed