To use this men's tri tank, simply put it on before your race. It's designed to fit comfortably during intense physical activity. When you're done with your workout or race, you can machine - wash it in cold water with like colors. Avoid using bleach as it may damage the fabric. Hang it to dry to keep its shape. Remember to check for any signs of wear and tear regularly. If you notice any loose threads or holes, get them fixed as soon as possible to ensure the tank lasts you through many more races.