Santa Fe Stoneworks Woolly Mammoth 4-inch Liner Lock with Clip Pocket Knife Crafted with a Woolly Mammoth fossil segment surrounded by genuine Mother of Pearl Liner lock mechanism with stainless-steel blade; wood inlay and metal clip on reverse Woolly Mammoth fossil is a natural material, so colors and patterns will vary 7 inches long open, 4 inches closed; lifetime manufacturer's warranty Gift boxed with registration certificate; made in the USA