Facilities that have used metal lockers in the past may find that they have to replace them after a period of time from corrosion or rust. Today, plastic lockers are available and are perfectly designed for areas that are high in humidity. Wet or sweaty clothes can easily cause warping and rusting in other types of lockers. If you want to save money in the long run, consider looking at the plastic locker options you have today. Ergonomic Designs