1. Weight: 4 grams 2. Size: long chain length 400+50mm (length adjustable), short chain length 340+50mm (length adjustable), pendant 8mm 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 7. Description: can be worn separately, and the length can be adjusted