Handmade Carved Buffalo Bone Hairpipe Beads Tribal Dangling Earrings Made from 1 inch authentic buffalo bone hairpipe beads, 8 mm round beads, and Melon shell heishi beads.. Hand beaded by an artisan. Length is approximately 2.5 inches from top to bottom. Hypoallergenic and nickel-free material. Southwestern earrings.