SOL'S EDEN, WOMEN'S STRETCH LONG-SLEEVED SHIRT, 97% cotton - 3% elastane 140 stretch poplin, Fitted cut, Long sleeves, Single button collar, Adjustable 2-button cuffs with capuchin tab, Tab with 7 tone-on-tone buttons, Front and back darts. About size matching, please refer to the size chart in the product documentation.