Players will jump from side to side, jumping as high as the can while also tucking their knees up.
Once the player lands, they will want to jump again as quick as possible.
The player will continue this exercise for 45 seconds.
As the Lions tour approaches with their first tour game this Friday against Argentina, we look ahead at what the fans can expect to see from both sides as the tour in Australia approaches...
Introducing the Sportplan FootballBot. Your new coaching partner that has all the answers to the questions you may have...
Introducing the Sportplan RugbyBot. Your new coaching new coaching partner that has all the answers to the questions you may have...