This is still in prototype stages, as you can see by the clothes pins. Weights will be sewn in the bottom webbing. The traveler should be able to clear aft, though it might tend to bind up and I'll have to watch that when we tack or gybe. This is for light air sailing only, but flies usually aren't a problem in heavier winds. Hopefully we can sail with this up. Some might come in but it's easier to zap flies that try to escape against a screen than when they're among your ankles.
This is for the elite flies that infiltrate our defenses: