Luxoden used a premium 316l stainless steel as a raw material to make it solid and durable and guarantee high strength and hardness. It will never turn your wrists green, and the Cuban link bracelet is not harmful to the skin. It is safe to wear as it contains hypoallergenic materials that are also lead-free, nickel-free, cadmium-free, and eco-friendly. The perfectly fitting bracelet on MATERIAL: 18K GOLD PLATED | PREMIUM 316L STAINLESS STEEL CHAIN THICKNESS: 7MM CHAIN LENGTH: 18CM-23CM