An amazing tool to make your paper cutting projects much cleaner, and being able to make your cuts very quickly. Has a razor sharp rolling blade that cuts without fanning, tearing or bending. Cleanly cuts typing paper, construction paper, photo paper, laminated paper, artboard, mounting board, tissue and many other materials. Effortlessly cuts in the middle of paper - great for Chinese lanterns, pocket cuts, etc. 12 ". Good size for many projects. You're going to love it! : )