To use this Ariat long - sleeve shirt, simply put it on like any other shirt. It's great for daily wear, outdoor activities, or work. When wearing it, you'll feel the amazing breathability right away. To keep it in good condition, machine wash it in cold water with like colors. Avoid using bleach as it may damage the fabric and the odor - resistance feature. After washing, tumble dry on low to prevent shrinking. When ironing, use a low - heat setting. If you want to use the microfiber lens cloth in the hem, just pull it out gently for quick cleaning of your glasses or other items, and then tuck it back in when you're done.