16 freshwater pearls: Length: 20 mm Width: 15 mm Tongue clasp closure in 18k gold vermeil Length: 16.5 inches Important to note: Due to the delicate nature of pearls, be sure to avoid contact with harsh chemicals including sunscreens, perfumes, and chlorine, as these substances can alter the color of the pearls. This item cannot be shipped internationally. To fasten: Slide the clasp tongue through the metal bar, then guide it back into the hole until it clicks securely into place.