This pack of assorted 3M jewelers paper is flexible and reusable. Designed to be used after sanding cycle to give high quality polish without residue. Each sheet is 3 1/2 inch by 4 1/2 inchEach kit includes
1 x 30 micron- Green
1 x 15 micron -Gray
1 x 9 micron - Light Blue
1 x 3 micron- Pink
1 x 2 micron -Aqua
1 x 1 micron - White
You start with 30 micron grit and work your way down to 1 micron.