Wulff Triangle Taper
Have one and I love it -
I use it specifically for dry fly fishing and nymphing. Its ability to roll over and give delicate presentation is great. The color of mine (fl. orange) makes it easy to keep track of the line, even in glare.
In the fall to spring, when I go out for big browns and steelies - I change lines, knowing I will beat 'em up. Then I use (currently) an Orvis wonderline DT (They had 'em ON SALE for $39! It is a closeout for their new Wonderline Plus! You may want to pick up a spare, at that price! I
For steelhead, you roll cast a lot, and use weighted flies - not the best treatment for my good TT line.