"Perfect for frequent use, this trimmer lets you trim photos cards with speed and precision. An easy-to-use bypass blade makes crisp cuts through multiple sheets of paper or photos, and the self-sharpening design makes this a low-maintenance alternative to other trimmers on the market. A permanent scale and grid cutting mat helps ensure accuracy, and a paper clamp with smudge guard holds your photos steady without leaving fingerprints. A lightweight, compact base makes it easy to take anywhere, so you can create original cards, invitations and more at home or on the go. Details: 8 1/2"" base, 9"" cut length, 1/16"" gridlines provide guide for precise measuring, Self-sharpening blade never needs replacing, Paper clamp and smudge guard, Lifetime warranty"