Brave Person Comfortable Men's Fashion Sports Shorts Mesh Boxer Briefs 1015 Size(inch): S: 26"-29''stretch, M: 28"-32''stretch, L: 30"-35''stretch, XL:32"-38''stretch Material: 80% nylon + 20% spandex Breathable mesh, elastic nylon fabrics, comfortable pouch, have very good shape body effect, suitable for sports and fitness. High quality fabrics, delicate do manual work