Hand quickness and reaction drill.
Have a wide stance, holding the ball with 1 hand in front and the other hand behind.
You will let go of the ball and switch hand positions.
Keep doing this and gradually try to build up the speed.
Create a resolution to develop your coaching confidence by seizing the opportunity to discover new drills, turn ideas into action and seek advice from the coaching community.
World Rugby has reportedly conceded Aaron Smith's disallowed try in the World Cup final should have stood.
"It is not only useful for staff who are experienced but a valuable tool for those subject staff who have to take teams."