To use this T - shirt, simply put it on like any other shirt. It's suitable for various casual occasions, such as going out with friends or running errands. When it comes to washing, you can machine - wash it in cold water to keep the color and shape. Use a gentle cycle and avoid using harsh detergents. After washing, tumble dry on low to prevent shrinkage. Before purchasing, make sure to check the size chart carefully as different suppliers may have different sizing. This will ensure you get the perfect fit. With proper care, this T - shirt will last you a long time and remain comfortable to wear.