Originally Posted by sueisallaboutquilts
I used my 45 rotary cutter and went through 4 layers easily.
The increments are 1/2 inch.
Mine is about 16 inches square
They probably make a bigger one but I don't know. I wanted to see how I liked this one and I love it.
Thank you...that sounds like a perfect size and I like being able to use my 45.