Fancy Etched Bone Choker Necklace with 1 Black Concho and 3 rows of Silver Tone and Black Beads may also be used as a hatband! This Unique item is Handmade From Bone Hair Pipe. Leather. and Glass and Metal Beads. Bone Choker necklaces were traditionally worn for protection. as well as for ornamentation. Choker measures 11 x 1 and has an adjustable tie closure.