How to use: Simply put on the shirt like you would any other shirt. It's designed to be worn comfortably during work in potentially hazardous environments. Remember to make sure the reflective stripes are visible for maximum safety. Precautions: Don't alter the shirt in any way as it may affect its protective properties. If the shirt gets damaged, stop using it immediately. Maintenance: You can wash it at home up to 100 times or send it for commercial laundry up to 50 cycles. This shirt is built to keep its protective features even after multiple washes.