S=US 4-6, M=US 8-10, L=US 12-14, XL=US 16-18. Please check the size chart carefully before puechase Casual oversized jumper top with lapel collar, sexy v neck, long sleeves, loose fit style, ribbed collar/hem/cuffs, classic striped pattern, chunky knit sweater, provides warmth and comfort all day long. Contrast color pullover sweater, made of soft, breathable, and stretchy knit fabric. Timeless design, easy to combine with any bottoms, jeans, leggings, skinnies, skirts, dresses, also can layer jackets or coats for a stylish look Suitable for casual, daily, vacation, office, school, holiday, phtography, friends party, holiday, outdoor, especially for the windy and cold days. Also an ideal gift for Birthday, Anniversary, Thanksgiving Day, Christmas, New Year's Eve, Valentine's Day. Machine wash with laundry bag recommended, hand wash in cold water, do not tumble dry, do not bleach, hang or line dry.