100% Ring Spun Cotton, 185 G/SqM (White 180 G/SqM) Classic width, rib collar Small size tab off center of back neck Taped neck and shoulders for comfort and durability Modern classic fit, side seamed body Black and colors: Black size tab with white lettering (neck) and black Joker label (side seam) White: White size tab with black lettering (neck) and white Joker labels (side seam) Cotton/Polyester mix for some colors