Zoot Sports Women's Performance 4-Inch Triathlon Short 100% Nylon Body: 200 g. 80% nylon/20% spandex Endura. Inset 1: 207 g. 85% nylon/15% spandex Endura 3D. Inset 2: 250 g. 100% polyester TriCycle Fleece Machine wash cold, Gentle cycle, No softeners, Dry Flat, Do not bleach, Do not dryclean TW