You can have the best of both worlds with the 18 oz. Bubba Classic Double Wall Insulated Travel Mug. This travel mug is perfect for both hot and cold beverages thanks to the dual-wall foam insulation. So whether you need a hot coffee to wake you up or a cold drink of water to keep you hydrated， Bubba has you covered. Plus， that same dual-wall insulation means youll never have the slippery experience of grabbing a sweaty mug. Just flip the lid back for easy， convenient hydration. The small base fits most car cup holders for those long commutes. Hand wash only.