Fabric: Zoned ventilation panels combine with our ultra-dry mesh moisture-wicking technology to create our coolest most breathable polo. Stretch gussets add stretch and extra mobility. 4-ounce 100% polyester mini pique on body4.4-ounce 94/6 poly/spandex stretch mesh at raglan sleeves back and side panels Tag-free label Flat knit collar 5-button placket with dyed-to-match buttons Raglan sleeves*Due to the nature of 100% polyester performance fabrics special care must be taken throughout the screen printing process.