MoK, they may not need a hem. They will look better after they settle a bit (they look new and sort of stiff and flat across the calf from how they were folded at the store). If they still look funky after a month or 2, think about hemming them then.
Cheers. I don't know whether they'll settle - there's a touch of elastene.
last couple days... first fit was posted already but had to share the dope medusa wall graffiti/mural done by a tattoo artist on Haight St, SF would have worn a different inner shirt (probably charcoal grey or something) with the nylon moto jacket but was trying on before I bought