Santa Fe Stoneworks Woolly Mammoth Damascus 3-inch Lockback Pocket Knife Crafted with a Woolly Mammoth tooth segment surrounded by genuine Mother of Pearl Lock back mechanism with stainless-steel blade, solid wood back (wood color may vary) Woolly Mammoth tooth is a natural material, so colors and patterns will vary 5.2 inches long open, 3.1 inches closed; lifetime manufacturer's warranty Gift boxed with registration certificate; made in the USA