You may wonder what's the difference between boxer briefs and trunks? So men's trunks tend to be squarer in design and have a shorter leg or rise since they are from bathing suit style. INNERSY men’s trunks underwear gives great support without the excess fabric around the leg that bunch up often and need frequent adjusting. Silky touch contributed by the exquisite sewing and high-quality stretchy cotton. 3D pouch fly with side entry, keeps you supported and centered, which makes it an ideal choice for daily activities.