REUSABLE & DISH WASHER SAFE - Can be washed either manually or in any dishwashing machine MULTI-PURPOSE - Many different uses apart from reusable straws cleaner, like food processor and various kitchen appliances parts, funnel necks, small pipes and other hard to access corners, precision tools. Can also be used for various tumblers like Yeti, Tervis, Rtic, Bubba, Ozark, Klean Kanteen