Personalized with your design. SERIOUS TECHNOLOGY - Double Wall Vacuum Insulated with an extra copper layer for extreme temperature retention! SERIOUSLY STRONG - Made from kitchen grade 18/8 Stainless Steel the SIC koozie is ready to roll with you anywhere you want LIFETIME WARRANTY – Everything that we manufacture is made to use every day and guaranteed for life (register your product at www.siccups.com) SWEAT FREE – Tired of being told to use a coaster? Tired of rings on your coffee table or condensation on your counter? Our triple insulation technology guarantees a sweat free drinking experience.