These men's belted denim coveralls are a great addition to your wardrobe. To put them on, simply unzip the zipper fly and step in. The belt can be adjusted to your comfort. When it comes to sizing, always check the size chart as different suppliers and brands may have variations. If you're used to US sizes, keep in mind the conversion example provided. For maintenance, machine - wash them in cold water with similar colors to keep the denim looking fresh. Hang them to dry to avoid shrinkage. The pockets are handy for storing small items like keys or your phone, but don't overload them to maintain the slim fit.