This technique is used to stop half high balls from short distances.
When meeting the ball, the goalkeeper comes forward and lifts one leg as high as possible, together with the arm and hand on the same side the ball is stopped.
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.