Strengthen your golfing muscles and improve the quality of your ball striking with this high-impact material bag which can be filled with towels or clothes etc (not included). By practising using this training aid it helps to develop memory muscle for a repeatable swing and it promotes the correct impact position at impact. This helps to eliminate fat or thin shots and the ability to improve your swing. This simple but effective training aid provides the opportunity to practice at home when access to driving ranges isn't always viable.