Feature: 1.Precision golf ball alignment tool positioning ball marker.Snaps onto ball to allow for accurate markings 2.Multiple different ball marking and alignment options.The ball marker enables you to mark your straight line to the pin to sink more putts Feature: 3.The slotted design on the surface allows for drawing straight and neat lines on your golf balls with ease, useful tool to help you find a better angle 4.You can mark on the front and back sides of this golf ball marking tool, which is convenient for you to align your putter face perpendicular to the target line and identity your ball 5.This alignment tool allows you to paint a line on a ball in double sides without repositioning the stencil Material: Plastic Specification: 3*6.5cm Color:Black,Green,Purple,Red Note: Due to the different monitor and light effect, the actual color may be slightly different from the image color. Please allow 1-2cm difference due to manual measurement. Package List: 1PCX Line Drawing Device 2PCSXPen