40's 100% cotton jersey; 4.2 oz.; Heather Grey is 67% cotton, 33% polyester; ladies' contemporary fit; colors are piece-dyed and garment-washed for superior softness; features a six-button placket and side vents for added comfort and movement; designed with convenient tabs to roll and button each mid-length sleeve; Heather Grey is yarn-dyed and garment-washed;