Double 18/8 stainless steel wall, exterior in the original color of steel and Summit cap, with automatic opening and safety lock.Keeps cold beverages up to 24 hours.FEATURES:Thermal performance:up to 24h cold (always depending on the room temperature).High performance vacuum insulation with double 18/8 stainless steel wall.No BPA, phthalates or other harmful substances.Suitable for alcoholic and citrus beverages.Diameter:7,3cm.Height:17,7cm.Weight:270gr.Doesn´t retain or impart flavours.Doesn´t sweat or burn.Reusable and recyclable.Vertical use.Compatible with Classic and Jannu caps.Tight closure