SLACK NUT - NEW WAY OF BALANCE
NEW TRAINING EQUIPMENT - SLACK NUT - NEW WAY OF BALANCE
Since a few weeks, the Tennis-University athletic coaches use a new training equipment, the "Slack Nut". The "Slack Nut" enables the athletes to improve their strength, coordination and flexibility in a functional way. The "Slack Nut" is known for lasting fun of movement and it is handy, as well as mobile applicable.