To strengthen your hip flexor muscles and help increase the ‘fast-twitch’ muscle fiber speed of your legs. This can help contribute to a faster kicking leg and improved power as you kick field goals, kickoff, or punt. If you want to kick longer field goals, kickoffs, or punts. http://www.kickingworld.com/blog/training/how-to-strengthen-your-kicking-muscles-and-kick-farther/