Size: 1inch / 2.5cm Package Include: 500pcs Note: 1. Please allow 3-5 cm differs due to manual measurement. 2. Real color may slightly different from pictures due to computer screen's resolution, brightness, contrast etc. Hope understanding. 3. Please remark the variation (size/color/model) you want when you place an order. If you forgot to remark, kindly chat with us and let us know your choice. Have a nice shopping day ^^ Thank you