94% Polyester 6% Spandex Solid Color Crew Neck Puff Long Sleeve Button Upper Back Slim Fit Metallic Top Machine Wash Cold with Like Colors. Measurement (in inches) International Size----------Chest Girth----------Waist Girth----------Shoulder Width----------Total Length XS--------------------33 1/2------------------29 7/8------------------12 7/8------------------23 5/8 S----------------------35 3/8------------------31 7/8------------------13 3/8------------------24 M---------------------37 3/8------------------33 7/8------------------13 7/8------------------24 3/8 L----------------------40 1/2------------------37 ---------------------14 5/8---------------------24 3/4 XL--------------------43 3/4------------------40 1/8------------------15 1/4-------------------25 1/4