100% Cotton, Slim Fit, All Over Prints, Short Sleeves.Light weight chambray for all season smart causal fashion.Perfectely with jeans for a casual look.Size Chart (in inches)US Size------------------Chest Girth--------Shoulder Width-------Waist Girth34(S)----------------------38 5/8-------------------17 2/8------------------36 5/838(M)---------------------42 1/8-------------------18 1/8------------------40 1/842(L)-----------------------45 5/8-------------------19------------------------43 6/846(XL)---------------------49 2/8-------------------19 7/8------------------47 2/850(XXL)-------------------52 6/8-------------------20 7/8------------------50 6/8