Open: open stance. Face your teammates. Don't square too early. Square: Square up to face the outside hitter. 2 and 2: Hand position. Thumbs 5 cm apart. Hands 5 cm from hairline. Triangle > Square: Hand shape movement
Do the drill from set positions on the court.
This practice has no coaching points
This practice has no progressions
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."
The variety of sessions across sports - sometimes we steal session ideas from one sport and use them with another.