Package: 45mm Rotary Cutter 1. This 45mm rotary cutter is designed in ergonomics style,Curved and loop-handle design fits for your right and left hands using. 2. Our rotary cutter ideal for quilters, sewing, scrapbooking, card making, and other diy projects! 3. If the rotary quilters are not in use,the cutters can be withdraw to prevent the children hurt by it.