The clean, straight sides of our new Cupani Thermal Tumbler ensures your brand has maximum exposure. Double walled, stainless steel and supplied with a clear, spill proof lid makes accidental slips and stains a thing of the past. Decorated with the innovative Etching technique, enabling your design to be permanently etched into the tumbler. Etching is a subtle effect but gives your design maximum impact. It gives a 3D effect with a high quality, tactile finish! Keeps liquids hot for up to 4 hours and cold for up to 8 hours.