Fulling Mill Critter Bug Tan Size 6 Posted in Fishing Baits & Lures, Sportfish The Critter Bug is one of those simple flies that can reliably imitate several prey species whether it is shrimp or baitfish. Size: 6 Store: Sportfish Buy at Store Related PostsFulling Mill Cats Whisker Mini LureFulling Mill Bonefish Sand PrawnFulling Mill Brass BeadsFulling Mill FM1710 Nymph Special HooksFulling Mill CDC Once and Away Dry Fly