Hanes Ultimate Big Men's X-Temp Boxer Briefs 6-Pack Black Hanes Ultimate X-TEMP Boxer Briefs for Big Men - 6 Pack. Size properly for big men. Adapts to temperature, environment, and activity. 100% Cotton - X-TEMP fabric speeds and slows cooling to keep you comfortable all day. Tag-free for extra comfort. Refer to Hand Measurements chart in the photo gallery for the measurements of each size.