PattyBoutik Mama Collar Short Sleeve Maternity Polo Shirt PLEASE CHOOSE YOUR SIZE BASED ON BUST MEASUREMENT BELOW (For 1-3 Months: Use your pre-pregnancy size; For 4-6 Months: Size up 1 size; For 7-9 Months: Size up 1-2 size) Bust (S)33-35 inches (M)35-37 inches (L)38-40 inches (XL)40-42 inches Length(shoulder to bottom hem) (S)27 inches (M)27.5 inches (L)28.5 inches (XL)29 inches Sleeve Length(shoulder to cuff hem) (S)6.5 inches (M)6.5 inches (L)7 inches (XL)7 inches Garment Care: Machine Washable. Fabric: 94% Rayon 6% Spandex. Model in pictures is 5 feet 8 inches (173cm) tall wearing size S