To wear these trousers, simply zip up the fly and fasten any buckles. They're great for formal occasions like weddings, business meetings, or fancy dinners. When it comes to choosing what to pair with them, a white dress shirt and a matching blazer are classic choices. For a more casual look, you can pair them with a simple polo shirt. When cleaning, always check the care label on the trousers. Most likely, they can be machine - washed on a gentle cycle with cold water. Hang them to dry to prevent shrinking. Iron them on a low - heat setting if needed. Remember to check the size chart carefully before purchasing to ensure a perfect fit.