The Margaux Lariat is made from our U link chain, fastened with a with a custom U link Clasp. Material: Recycled Brass Plating: 14K Gold or Rhodium-Silver. Chain has a clear protective coating to prevent from quick wear and tarnishing. 4 Length Options: 16" with a 6" drop, 18” with a 5” drop, 24" with a 6" drop or 30" with a 6" drop U Links measure: 16mm Long x 7mm wide x 1.8mm thick Clasp Measures: 20mm Our jewelry is always handmade from sustainable materials in the USA.