1) Good Material And Portable - Made Of Premium Quatily Abs Plastic ,our Well Designed , Durable , Quick , Accurate And Robust Contour Gauge Profile Tool Is An Absolute Must For Your Toolbox. 2)copy Any Angle- Unlike The Others Narrow Gauge , This Wide Design Marking Gauge Offers 6 Cm Depth Thats Lets You Measure Complex Shapes , Awkward Angle And Odd Curves With Deeper Contour Conveniently. 3)precise Shape Dupication- Relieve Yourself From The Hassle Of Repeatedly Copying And Tracing Inaccurate Shapes, Our Template Tool Features Strong , Dense And Perfectly Aligned Plastic Teeth That Lock The Shape For The Finest Trace. 4)easy To Use- Our Contour Gauge Measure 10 Inch, Can Be Used To Measure The Shape Of Irregular Objects, Instant Template For Marking Precise Tile Cuts. You Just Press The Contour Gauge On One Of The Shapes. Trim Outline And Cut Into Shape.