Unisex X-TempĀ® Performance T-Shirt4.5 oz., 60% ringspun cotton, 40% polyester; 40+ UPF rating, excellent UV protection; Moisture wicking with dynamic vapor control designed to adjust to body temperature for all-day comfort; Light Steel is 90% cotton, 10% polyester;Double-needle cover-seamed neck with 3/4" lay flat collar; Shoulder-to-shoulder tape; Tag-free neck label transitioning to tear-away label. INVENTORY MAY BE MIXED;