S IZE: 39 cm / 15.3 in WEIGHT: 75 gr / 2.6 oz CLOSURE: Mag-Lok Magnetic Clasps MATERIALS: Glass Beads, resin, clasp and wire 24kts gold filled. Our jewelry is hand-creafted with the utmost care and a slight variation may exist between pieces. Our metallic parts are composed of 24kt gold plated bronze or Rhodium plated silver 925.