DutyMax Shirts Our finest textured yarns woven into a tropical blend of 65% polyester / 35% rayon give you welcome relief from the old, heavy, coarse fabrics. Rayon fibers actually provide more absorption of perspiration than cotton! While the textured yarns provide for exceptional durability and easy care, the open-weave construction allows for unrestricted airflow for superior breathability and comfort. FABRIC: 65% polyester / 35% rayon, tropical with Nano-Tex Coolest Comfort for permanent moisture management and protectionWEIGHT: 7.0 oz./sq.yd. | 12 oz./linear yd.CARE: Machine washableFeatures:Tropical weave rayon blend provides better absorption and air flow for superior breathability and comfort LS:Top-fused banded dress collar, internal collar stays SS:Top-fused convertible collar with internal collar stays Pleated pockets, scalloped flaps, hook & loop closures Pen opening in left pocket and pocket flap Badge eyelets with internal support strap Cotton-blend collar band and inner yoke Creaset permanent military creases Cross-stitched shoulder straps with functional button Extra-long tails stay tucked in Dark navy only: pocket flaps, shoulder straps, and cuffs (fronts on SS) accommodate metal buttons