Spring, hook, internal heel Attention! This video can only be viewed by registerd users. If you are already registered login now, if you're not registered register now: you will get two free weeks and you will start viewing videos and doing workouts. Then, if you like FootballTraining.tv, you can subscribe to continue viewing videos and doing workouts, for as long as you decide. Practice this exercise for 1 minute, then take a break for 30 seconds. Repeat 3 times, for a total of 3 minutes of training and 1,5 minutes of break.