Sterling Silver Oxidized Double Sided Motocross Dirt Bike Charm Pendant with Polished Box Chain Necklace Oxidized Sterling Silver Height 12 millimeters (0.47 inch) x Width 21 millimeters (0.83 inch) Charm Weighs Approximately 2.2 grams (3.9 grams including 16" necklace) High Polished Box Chain Thickness Approximately 0. 7 millimeters (1/32 inches) Spring Clasp on Necklace