Bard Medical Drainage Bag with Safety Flow™ Outlet 2000mL, Latex-free The Bard Urinary Drainage Bag 2000 mL with Safety-Flow™ Outlet offers comfortable urine collection without the mess when emptying. Made with a large 2000 mL urine bag capacity, with graduated measurement increments and features a easy flow teardrop shape with an Safety-Flow™ outlet device that prevents splashing when emptying the drainage bag.