Size Guide: S=US 4-6, M=US 8-10, L=US 12-14, XL=US 16-18. This swiss polka dot shirt is made of 95% Polyester and 5% Spandex. Light weight and comfortable. Features: Solid color, flowy short sleeve, split v neckline, swiss dot fabric, no lined, front and back pleated design, summer tunic shirt, breathable, loose fit, fashion dressy casual blouse, pull on closure. The summer casual blouse is very fresh to wear, you can dress this up for a professional look or pair it with jeans. Long enough to tuck in or leave untucked for extra tummy coverage. The cute butterfly sleeve design in this blouse makes you look more feminine. Nice match with shorts, pants, and skirts. Occasion: The casual flowy fitting blouse is suitable for going out, holidays, beach, photoshoots, school, work, street, party. Garment Care: Machine washable with cold water in a delicate cycle.