ICONIC athletic men’s t-shirts with long sleeves for working outdoors in the sun WIRE MANAGEMENT LOOP for corded earplugs at the center back of the crew neck 6 OZ. COTTON (solid body colors) and 6 oz. 60% cotton/40% polyester (heather body colors) for sun protection and lightweight cooling while working TRADEMARK CAT LOGO on the chest and full Caterpillar logo along the sleeve