One I have is a June Taylor shape cutter pro and is $32.01 at Wal Mart and has slots every 1/2 " so you can cut sizes besides the 2 1/2 strips. It was one I could afford when I got it and it shows how to cut charms and layer cakes and lots of shapes.
http://www.walmart.com/ip/Shape-Cut-...-Cutting-Tool/
It is an 18 x 12.