Bubba Radiant Purple Water Bottle Bubba 40 oz. Radiant Vacuum Insulated Stainless Steel Water Bottle. The leakproof lid is easy to open with just the push of a button and the straw lid allows you to hydrate quickly without any mess. Vacuum insulation keeps drinks cold for up to 24 hours Durable stainless steel construction prevents condensation Easy push button operation Straw lid for quick hydration Leakproof lid seals shut and locks for no leaks. New