To wear this Geometric Solid Contrast Knitwear T - Shirt, simply pull it over your head. It looks great on its own or layered under a jacket. When it comes to washing, turn the shirt inside out and use a gentle cycle with cold water to protect the fabric and the pattern. Avoid using harsh detergents as they may damage the polyester material. After washing, hang it to dry to prevent shrinking. Before buying, always double - check the size chart as different suppliers have different sizing standards. With proper care, this shirt will last you a long time and keep you looking stylish.