Universal Standard medium long sleeve top Universal Standard medium is equivalent to a size 18 / 20 top, as shown in the attached size chart. Excellent pre-owned condition with minimal to no signs of wear. Smoke and pet free home. I would call this color dark teal. A dark blue green shade of color. Very pretty! Armpit to armpit lay flat measurement is approximately 23 inches. 48% pima cotton 48% Modal 4% elastane Stretch layering piece fall winter spring transitional weather elevated basic