Prois Women's Ultra Long Sleeve Shirt 100% Polyester Imported Thumbholes at cuff line to optimize layering, warmth and concealment 100% polyester Birdseye wicking fabric to create an athletic, breathable shirt Quick Drying Light-weight This shirt has a shorter fit through the torso, manufacturer advises purchasing a size larger Thumbholes at cuff line to optimize layering, warmth and concealment