This video breaks down Bob Popovics' Hollow Fleye Technique - Reversing the bucktail to create the largest and most cast-able flies out there. How to catch material Perpendicularly, Evenly Distribute, Bring the Thread Forward, Lock in the "Set" Wraps, Build up a Thread Ball, walk Light Tension Thread back over the Bucktail setting the "Hollow Fleye" angle. - Rinse and Repeat.