Originally Posted by MNBikeCommuter

Based on their guide, my 9" hand puts me at the upper end of Large (9). I went with X Large (10) and they fit well. I'd like to try a Large just to see what it feels like. I'm guessing it would feel a little too snug for my tastes, which isn't what you want for cold weather rides.

They give a temp range of 0F-15F. I make them work up to 25F by riding without the wool liner. Sometimes I'll use thin polypro liners instead.