Port Authority Stretch Pique Polo. K555Stretch your wardrobe options with this breathable, moisture-wicking polo that features a touch of spandex for easy movement. Clean-finished details give this polo an upscale look, while our finishing wash adds extra softness., 5.5-ounce, 55/40/5 cotton/poly/spandex, Flat knit collar, Back yoke, 3-button placket with dyed-to-match buttons, Flat knit cuffs, Side vents