Please see measurements, tag reads XL I would say fits more like a Large. Material it stretchy all depends on how you like the fit. The Jane & Delancey Women's Cereal Popover Blouse is a stylish and comfortable option for casual occasions during the warmer seasons. Made of lightweight rayon fabric, this blouse features a relaxed fit with short cap sleeves and a V-neckline. The plaid pattern adds a touch of western or hipster flair, while the multicolor design gives it a classic yet trendy look. Perfect for a summer day out or a relaxed fall or spring ensemble, this blouse is easy to care for with its machine washable material. Ideal for those who appreciate a blend of bohemian and peasant styles in their wardrobe. Workwear, vacation,casual,school, mom life 769