The "Mars" features black Kevlar with bead and bolt-action clasp and stainless steel fittings inset with red topaz. Clasp crafted from hand-forged damascus steel (the ancient forging art used the create the blades of samurai swords). William Henry's jewelry collection showcases our work with rare and storied materials, and exceptional craftsmanship, blended with intricate and symbolic stylings in sterling silver, interwoven with exotic and unique forged metals derived from the ancient arts of sword-making. Designed and hand-crafted in the United States, every piece of this collection makes a bold, yet extremely refined statement, and speaks to a strong and masculine personality. Available in size large.