Sizes:

up to 4" sq. in.	4.1" to 5" sq. in.	5.1" to 6" sq. in
6.1" to 7" sq. in.	7.1" to 8" sq. in.	8.1" to 9" sq. in.
9.1" to 10" sq. in.	10.1" to 11" sq. in.	11.1" to 12" sq. in.