What can be done about flies getting through vents in my helmet while riding, especially summer? Cap or anything that still lets head breathe?
Practise catching them in your mouth, like a Pro?
Some helmets have mesh bonded into the forward-facing vents, but this will reduce airflow.
Cling film
indoor turbo sessions
@Squaredisk started
London Fixed Gear and Single-Speed is a community of fixed gear and single-speed cyclists.
What can be done about flies getting through vents in my helmet while riding, especially summer? Cap or anything that still lets head breathe?