- For players league age 9 years old.
- "Player-pitch" baseball and is designed for a player that has played a year in our A Ball Division.
- All players must be evaluated, teams are drafted, and games will be scored.
- Rosters may be composed of 11 or 12 players.
- The diamond used is a 60-foot diamond and the pitching distance is 46 feet.
- This is a competitive division with scores and standings kept throughout the season.
- Base-stealing is allowed, although there are no leadoffs and no stealing home plate.
- There is post season play for all teams with participation in the Irvine City Championship Tournament.
- Some players will be eligible to play in the NWLL All-Star team if selected.