This personalized chain ring is handmade by me, in my workshop located near Lyon, France. Each piece of jewelry is made from precious metals in 925 silver and 14k gold filled, guaranteeing high quality products adapted to demanding customers. Customized customization: The Message is customizable up to 3 lower case letters. Very appreciated by customers with the message “yes” Materials: All products are guaranteed to be free of cadmium, lead, and nickel, and are hypoallergenic, meeting European standards. ○ Channel: • 14 carat gold filled*, 1.7 mm thick/origin: USA • 925 silver, 1.7 mm thick/origin: USA ○ Yarn composition: • Gold filled* 14 carat gold, thickness 0.91mm (from recycled gold)/origin: USA • 925 silver 1mm thick (from recycled silver)/origin: Europe Size to choose from 49 to 63FR Most ordered sizes from 52 to 55FR