Red ball stage is for children aged between 5 and 8 years and consists of 3 stages.
Red stage balls are only 25% compression and oversized.
Coaching follows the tennis Australia Community coaching guide line for red ball stage
with a focus on making tennis fun for kids while teaching them the fundementals of the game.
Lesson sizes range from 1 to a maximum of 4 Children and can run from 30 minutes to
hour depending on the age of the children.

Information on tennis low compression stages can be found here.