“You should probably wear something over that.” That was my husband’s witty response when I asked what he thought of the Brynje RaceBase long sleeve shirt and 3/4 tight base layers. No, most people don’t ski in just their long underwear, but these, in particular, would be quite revealing. Why? Unlike traditional base layers, the RaceBase is made out of a polypropylene mesh, designed to allow maximum breathability while reducing air turbulence between the outermost...