UNIQLO Airism vs Ex Officio vs SAXX. The Great Men’s Underwear Showdown July 8, 2019 By Dave I. | Heads up: Buying via our links may result in us getting a commission. Also, we take your privacy rights seriously. Head here to learn more.Goodbye cotton underwear. You had a nice run. A review of the three top “performance” underwear options on the market now.