Marker Tool, Hat-Shaped Line Drawing Device,Putting Line Marker Product information: Name: hat pattern line drawing device Size: line drawing device length 8cm width 5.5cm; pen length 9.5cm Weight: 30g Color: black, transparent black, blue, green, red, transparent white Use: Clamp the with a liner and mark the with a liner Product List: 1x line drawing pen + 3 3-color line drawing pens Description: The liner draws a long line of sight for your before the, allowing you to better refer to the direction of the putt in the putting. The small liner, the contribution should not be underestimated. Use an oily pen to draw the liner, diamond/rectangle/five-pointed star/arrow, easily slide out the line you want Line drawing is easy, oily,, fast-drying, bright color Convenient to carry, can be hung in pockets, belts, bags and other places, and small, beautiful appearance, cost-effective, affordable and