Brand is soprano, 100% polyester, the shirt is longer in the back then in the front, has a tie in the front of the shirt that can be tied and untied. Small measurements are 20 inches for the width (armpit to armpit), 15.5 inches for the length in the front of the shirt measured from the center, 22 for the length in the back of the shirt measured from the center Medium (measured the same): 22.5 width, 16.5 front length, 23 back length Large: width is 23, front length 16.5 inches, back length 23