Joe's USA Men's Short-Sleeve Polo Shirts in 21 Colors. Sizes XS-6XL Joe's USA - Men's Short-Sleeve Polo Shirt in 21 Colors. Sizes XS-6XL 5.5-ounce, 50/50 cotton/poly. Soil-release finish 1x1 rib knit collar and cuffs 1x1 rib knit collar and cuffs 1x1 rib knit collar and cuffs.3-button placket with dyed-to-match buttons Double-needle hem. Adult Sizes: XS-6XL