Type: drynSize: [x2] 12, [x2] 14, [x2] 16nRecommended Use: fly fishingnUnlike other caddis flies that start to sink after a few casts, the Montana Fly Company Furimsky's Fluttering Foam Caddis 6-Pack are designed to stay on top of the water all day long (or at least until you snag it on that tree you didn't see behind you). Designed by Ben Furimsky, the Fluttering Foam is a favorite for many anglers in Colorado.