Bronze Mallard is used for dry fly wings, nymph legs, wing cases, tails....  

C.D.C. is used for emerger and dry fly patterns.

C.D.C Puffs are more soft and supple than regular C.D.C.

Goose biots are useful for bodies on spinners, midges, small dry flies, emergers and nymphs.

Mallard Barred Flank is used for legs, throats, tails, wings and wing cases on nymphs, wets and dries.

Goose, Duck and Turkey quills are used for wings and tails.