1 inch and 25mm  
Button sheets with 30 button circles per sheet

1.25 inch, 32mm, and BAM "1.25 inch"  
Button sheets with 20 button circles per sheet

2.25 inch, 58mm, and 2.375 inch  
Button sheets with 6 button circles per sheet

2.875 inch, 75mm, and 3 inch  
Button sheets with 6 button circles per sheet