This Thermos Brand travel mug features double wall vacuum insulation for maximum temperature retention. This travel mug is designed to keep your hot drinks hot for up to 5 hours and your cold drink cold for up to 9 hours. The leak-proof lid with one hand push button operation makes this travel mug perfect for your on the go adventures. The built-in tea hook easily holds tea bags and most loose leaf infusers. This plum colored with white handle and lid, 16 Oz. capacity travel mug is dishwasher safe and makes a perfect travel companion.