Total length: approximately 69cm. This is a crystal eyeglass chain. Removing the rubber ends allows it to be used as a mask strap. The smaller stones are black aura quartz. Please avoid getting it wet or pulling on it strongly. Beads may have original imperfections, 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).