1. Weight: 8 grams 2. Size: chain length 160+40mm (length can be adjusted) 3. Material: titanium steel 4. Applicable gender: female 5. Treatment process: electroplating 6. Features: unique shape, beautiful and practical, meticulous workmanship, healthy and harmless material, hard texture, corrosion-resistant and high-temperature resistant, smoothly polished, comfortable to wear, not hurting the skin, versatile in personality, not easy to fade and deform, durable