Rhodium On 925 Sterling Silver Black 1mm Waxed Cotton Bead Stringing Cord Choker Necklace 16" with Spring Ring Clasp Materials: Waxed Cotton and Rhodium on 925 Sterling silver (Stamped) Color: Black and White Gold Length: ~ 41cm (16 inches) Cord Thickness: ~ 1mm Size: Spring Clasp: ~ 7.7mm (length) x 6mm (width)