Depends on your point of view. I'd like to think of the safety issue as paramount. Stupid preventable accidents and injuries are exactly what airsoft DOES NOT need.
But you're also a field owner, Brian. On your field, your word is law and anyone with a brain and fundamental understanding of how society works should understand that. And if they don't, they're free to leave but not free to stay.
Age Verifier - Lower Vancouver Island
Brotherhood of Nod - Nod Prime || Vancouver Island Airsoft League - President