EASY TO SEE! DUE TO THE SIGHT POSTS THAT LAY AT THE BASE OF THE WING, FLOAT LIKE CORKS , GREAT HOPPER, CADDIS OR INDICATOR FLIES. I FILMED THESE PUPPIES WORKING IN THE USA TWO YEARS AGO ! FOR MY NEW DVD! BIG TROUT NZ WERE ALSO NAILED BY THESE THROUGH OUT THIS SEASON! THIS IS A SELECTION OF 12 THE 3x GREAT COLORS THEY COME IN & THEY ARE ALL TIED ON 100 TIEMCO HOOKS ( FOR THE BEST SUPERIOR QUALITY) Stu :)