I am 5'10, and I ordered a medium. In retrospect, I probably should have thought more about this: I'm tall, and I have a long torso, so most sweaters and shirts are too short for me, so unsurprisingly.it was too short. I guess I didn't think about it, because in the pictures, it looks like the model has the sweater tucked in. I figured that meant it was long enough to tuck in, so it should be long enough for me. Nope. I know better. I gotta stop buying general sizes, and assuming anyone realizesSee full review