Purple Button up Blouse

Bottom up collared blouse with 3 different shades of purple. Three quarter length sleeves with elastic around edge. Blouse has a nice silky feel. Tag says 3x but fits like a 1x. No tags on short but it is new. Never worn Measurements Arm pit to arm pit = 22 1/2 inches Arm pit to hem = 18 inches Top of Shoulder to bottom hem = 30 inches Sleeve length = 15 inches