Stainless Steel Metal Thermal Insulated Cup, with Double Layer & Copper Vacuum Insulation. It Allows You to Maintain Heat & Cold for a Longer Time, Reaching 8 & 24 Hours Respectively. with a Capacity of 350ml, & Available in a Wide Range of Metallic Colours. Presented in an Attractive Design Box. Colours: White, Gold, Black, Silver. Minimum Quantity: 25.