This Ona Skull Bead is made of pewter. Named after god of cocktails and designed by Uncle Tim. It measures 7/16" (width) x 9/16" (length) with a 3/16" diameter hole. The Schmuckatelli lanyard bead is just the way to dress up your knives and gear. Be sure to click on the pictures above for a larger, detailed look at this cool skull bead.