Four sided cowry shell bead. Add a beauty of nature in your designs. All our shells come from natural materials from the Philippines. Shells creates an exotic look to your jewelry. Cowrie shell is another sea snail smaller size but sturdy. It has a shiny with natural brown to dark speckles at the center of the dome and more solid dark coloring around the bottom of the shell. These shells are mostly used in macrame bracelets and anklets.