1. Material: zinc alloy 2. Treatment process: electroplating 3. Uses: brooches, hats/bag accessories, etc. 4. Applicable gender: both male and female 5. Features: versatile personality, unique shape, beautiful and exquisite, not easy to fade, wear-resistant and durable, and versatile 6. Size: about 4.1x3.2 cm/piece 7. Weight: about 23.5g/piece