You are purchasing 5 Target Discs the easy way to add focus to your short game practice sessions.
Place each disc down on the surface of the green and use them as targets for either fake holes or landing spots to test your skill level and control with your putting, chipping, pitching and sand play.
Prop the discs up on tee pegs and see if you can knock them off with accurate approach play.
Use the hole reducer disc to really sharpen up your putting skills.