Get even, straight lines when using Nifty Notions Laser Guide. It will not matter if your fabric is flat or textured since the Laser Guide ensures you get a nice line to cut along every time. Built-in, the top of the laser, are vertical and horizontal levels that will let you know if your measurements are straight. The Nifty Notions Laser Guide measures 4-9/10" by 1-1/2" by 2-3/10".