To wear this tank top, simply put it on like any other top. You can layer it under a blazer for a dressy look or pair it with shorts for a casual style. When it comes to sizing, if you prefer a more relaxed fit, go a size up. As for maintenance, it's easy. Just toss it in the washing machine on a gentle cycle with like colors. Avoid using harsh detergents as they may damage the fabric. Hang it to dry to keep its shape, and you'll be able to enjoy this tank top for a long time.