However the weight of the ball will depend on the age of the players ( from 290 grams to 450 grams ) .
From a development point of view a size 5 football will be introduced at all age levels .
The weight of the ball will depend on the age of the players ( from 290 grams to 450 grams ) .
From a development point of view a size 5 football will be introduced at all age levels .