Specification:Material: PUColor: whiteItem size:1inch/ 2inch/3inchNet weight: 40g(Note: Please allow 1-2cm error due to manual measurement, and slight color difference caused by light and monitor screen.)Package includes:1 x Polishing grinding wheelNote:1. About the Color: Due to the differences on the screen and the lighting, the item's color may be slightly different from the picture.2. About the size: the measurements are made by hand, the different measurement methods, please allow 1-2cm difference.100% satisfaction guarantee:Customer satisfaction is our top priority. Our products are subject to strict quality tests. If you have any questions, please contact us! Our customer service team will reply you timely within 24 hours. We look forward to your purchase!