Total length: approximately 69cm. This is a silver obsidian eyeglass chain. Removing the rubber ends also makes it a mask strap. The smaller stone is black aura quartz. Please avoid getting it wet or pulling it strongly. Beads may have original dents, cracks, inclusions, etc. Available for immediate purchase. #mero handmade mask chain glass cord mask cord eyeglass chain Men's Women's Unisex Genderless ★Eyeglasses and photography props are not included (for image/photography purposes).