The Sunstopper Shirt from Ariat is an easy and affordable way to protect your skin from the harmful rays of the sun with SPF protection while staying cool and comfortable. The Sunstopper shirt is made from a lightweight moisture wicking fabric and features mesh underarm paneling for maximum air flow. Zip mock neck and collar allow you to zip up to protect the chest from the sun or unzip and fold the collar down for a more casual look. A great all around shirt. Available in navy or white. Stock tie loop makes this shirt suitable for dressage.