Magic Metal Zig Zag Triangle Bib Necklace White Black ND44 Zebra Spike Stations Geometric Collar Ships from the USA Zig Zag Triangle Spikes Necklace. This tribal necklace inspired by arrowheads adds modern style to any outfit. Each Triangle Measures 1 inch by 1.5 inches. Entire Length of Necklace, Open Laying Flat: 20 inches. Makes a perfect gift. Search Magic Metal Jewelry for more jewelry styles.