It has a rounded top that prevents it from being used as a shelf to minimize abuse and extend the product's life. Features lock to help prevent tampering and vandalism. Made using durable ABS plastic construction that is resistant to chemicals, heat and impact, this product is built to provide long-lasting strength and use, ideal for high-traffic restrooms in offices, restaurants, health care facilities, schools, hospitals and more. A clear window on the dispenser's front conveniently allows you to monitor the fill level and gauge when it's time for a refill.