Thank you for viewing! Please read the profile before considering a purchase. This is a glasses chain made with natural golden sheen obsidian. ┏◎-◎┓ It's a design that can be used by both men and women. - Color: Black, Silver - Length: 75cm (including silicone rubber fasteners) - Materials: Natural golden sheen obsidian, metal beads, spacer beads, waxed cotton cord, lobster clasp, silicone rubber glasses fasteners The part that touches the neck is made of a comfortable waxed cotton cord, which is also used for making necklaces. Natural stone is golden sheen obsidian. This is a handmade item. Please refrain from purchasing if you are concerned about minor details. #NaturalStone #GoldenSheenObsidian #SpacerBeads #Beads #GlassesChain #GlassCord