The EZCotton Pique Polo has an anti-curl collar and resists pilling fading wrinkling and shrinking with ease. 6.5-ounce 100% cotton Gently contoured silhouette Double-needle stitching throughout Piping detail inside neckband Flat knit collar 4-button placket Pearl white buttons dyed-to-match buttons on Black Brown and Navy Open hem sleeves Side vents