This lightweight baselayer boasts a 100 polyester moisture wicking fabric to keep you dry and comfortable on long walks and gym workouts flatlock seams minimise irritation to keep you focused on the task at handactivityrunning walking hikingcolour swatchblackflat locked seamsyesgenderwomensmaterialpolyesterperformancebreathable lightweight wicking thermalsleeve detailslong sleevebrandpeter stormcolourblack