The fabric is a bit difficult to see, I am not sure of it's compostion, all I can say is that the fabric is similar to a shower pouf. Sheer, with plastic hexagonal warp & weft.
Fold fabric, pin and cut in three pieces.
Machine sew with three pieces, you cannot hand sew for ruching detail.
Ruche center front piece of the veil/ hat.
View the completed look, after the jump:
Attach with bobby pin.
Voila, I may need to find a new model!