Size: about 6mm in width (please dont use your image to judge size)</br> 6 size = 16 size =16mm in diameter</br> 7 size = 17 size =17mm in diameter</br> 8 size = 18 size =18mm in diameter</br> 9 size = 19 size =19mm in diameter</br> 10 size =20 size =20mm in diameter</br> Quantity: 1 pcs</br>