Mens Birthday Shirts for 1980, 1981, 1982, 1983, 1984, 1985, 1986, 1987, 1988, and 1989 Please check the size dimensions in the descriptions to ensure a proper fit. 4.5 oz. pre-shrunk 100% Softstyle Cotton (35/65 polyblend for Heather Gray and Red only) Double-needle stitched neckline and sleeves Gildan Softstyle shirts Crew Neck