With a combination of ultralight cooling fabric and supportive spandex mesh, the Terramar Cool Control Brief performs well as a quick drying undergarment in active pursuits. It also is well-suited for travel as it is easily washed and dried quickly when you want to pack lightly.Ultra lightweight and breathable.Instant cooling sensation with permanent yarn-based construction.Fast-wicking and drying.No-roll elastic waistband.Contoured fly opening, pouch construction for maximum comfort and less constriction.All active flat seam construction.Mesh gusset crotch.Body: 80% Jersey nylon, 20% spandex, Mesh: 86% polyester, 14% spandex mesh.Anti-microbial treatment inhibits the growth of bacteria that causes odor.Fabric weight: 110 grams/sq meterUPF rating 50+Imported