Chainologie Silver-Plated Chain #1: 6x9mm Bright Textured Flat Oval 1-to-1 Cable Chain (per 25-foot Spool) Popular 1-to-1 chain style with texture on the larger ring to dress up your chain One of our most popular chains for 7 years Lead-free, nickel-free, cadmium-free soldered brass cable chain with Silver plate over brass Soldered link chain Large links measure 9mm long x 6mm wide; small smooth link measures 5mm long x 3.5mm wide