ZOOT SPORTS Men's Performance Tri 6-Inch Short 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 SeamLink--soft flexible stich