Hook: TMC 2457 #14
Thread: Sheer 14/0 Yellow/Brown
Body: Fly-Rite Extra Fine Poly, Golden Yellow & Rust, Rib: UTC Vinyl Rib MDG
Head: 2.5mm Tungsten Bead
Experimenting with colors and combinations to get some small nymphs that incooperate the vinyl rib pattern that I really like: it makes the body pop-out. The Rust body + Green Vinyl rib below is my favourite amongst these (both with and without the hackle)