Zoot Performance Tri Triathlon clothing Gentlemen 6" Short black Body: 228 g. 74% nylon/26% spandex Endura+Inset 1: 228 g. 79% nylon/21% spandex TeksheenInset 2: 222 g. 82% nylon/18% spandex Endura 3D Imported Reflective details UPF 50+ sun protection Seam Link--soft flexible stich