Currently one of the most popular caddis patterns, that has a couple of interesting techniques.

Holy Grail Caddis/Sedge pattern

Hook: Mustad C49S # 12-16
Bead: 2.8 mm tungsten slotted
Tying thread: Sheer 14/0 Brown
Rib: UTC Mirage Opal
Body: Hares ear dubbing
Wing case: Pheasant tail fibres with UV resin
Thorax: Hares ear dubbing
Hackle: Grey partridge

How to tie Holy Grail Caddis/Sedge pattern