. Columbia Button Down Omni-Shade Shirt With Sun Protection Size Medium Approximate measurements taken laying flat: .. .. 20.5". Armpit to armpit .. .. 25" to of shoulder to bottom hem .. .. 25" top shoulder seam to end of sleeve Small front hidden pocket with zipper closure Mesh in the back with a flap for air circulation Light taupe colored plaid stripes Very lightweight material perfect for packing Darts at the front for feminine shaping . WTBD-1