Trigger snap secures chain to belt loop or purse strap. Tough nickel finish steel link chain. 1-1/8-inch nickel-plated tempered steel split key ring holds keys or can attach to a wallet for security. Overall length: 18-1/4 inches. WARNING: This product can expose you to chemicals such as Nickel which is known to the State of California to cause cancer andor birth defects or reproductive harm. For more information go to www.P65Warnings.ca.gov - Nickel (Metallic)