Sport-Tek Dri-Mesh Pro Polo. Ventilation panels combine with our ultra-dry mesh technology to create our coolest, most breathable polo. Stretch gussets add extra mobility. 4-ounce, 100% polyester mini pique on body 4.4-ounce, 94/6 poly/spandex stretch mesh insets at raglan sleeves, side panels and locker patch Tag-free label Flat knit collar 3-button placket with dyed-to-match buttons *Due to the nature of 100% polyester performance fabrics, special care must be taken throughout the screen printing process.