Sheinside Women's Bell Sleeve Knotted Open Back Loose Blouse PLEASE CHOOSE YOUR SIZE BASED ON BUST MEASUREMENT BELOW Shoulder: (S) 14.17inches (M) 14.96inches (L) 15.75inches Bust: (S) 38.58inches (M) 40.95inches (L) 43.31inches Length: (S) 27.17inches (M) 27.56inches (L) 27.95inches Sleeve Length: (S) 21.65inches (M) 22.05inches (L) 22.44inches Material: Polyester