2 Golf ball markers: made of plastic with green color, Diameter: Approx.1.7 inch /4.32cm; Depth: Approx.1 inch/ 2.54cmBall line marker tool: allows you to draw a line around the entire ball without moving or repositioning anything in order to guarantee a straight lineEasy to use: perfect size fits in your golf bag, lines around the entire ball... Clip it on your golf ball, make necessary marks, now you can aim putts. Also distinguish your ball.The putting alignment tool even holds the sharpie compatible with you compatible with storage.You have options.There are lines, perpendicular lines, arrows, etc. Pick this up to mark your balls.Great compatible with marking my your olf balls and helping with aligning your puttsThe Line mark gives you immediate visual feedback regarding its alignment, the trueness of your putting stroke, and head position it addressesWith a ball line mark, every player can feel confident over the ball knowing they are aligned exactly with their targets.Simply clamp your golf balls using our line marker. The design allows the ball to rotate freely compatible with exact positioning of the ball.The line marker will indicate whether the balls heading is in the correct position.Each ball is capable to have 3 aligned lines with arrows using the marker, which makes it much easier to aim your putter perpendicular to the heading.Color: greenmaterial: plasticPackage Contents: 2 x Golf ball markersOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.