The Alana toggle necklace is a thick rounded link chain, fastened with a with a toggle clasp. Material: Recycled Brass Plating: 14K Gold or Rhodium-silver Chain has a clear protective coating to prevent from quick wear and tarnishing. Chain links measure: 20mm long x 12mm wide x 3mm thick Available in the following Lengths: 14.5", 16", 18", 20", 22", 24" Our jewelry is always handcrafted from sustainable materials in the USA. ** EDITORS NOTE: Please measure your neck circumference before choosing a necklace length.