The Gusto Vacuum Tumbler Slim Can Insulator 350ml is engineered using doublewall vacuuminsulated construction This multifunctional onthego drinkware doubles as both a tumbler and portable insulator to keep beverages and slim cans chilled With the Gusto Vacuum Tumbler Insulator your drink will stay hot for up to 5 hours or cold for up to 15 hours Colours Black and White Sizes 154mmh x 77mmd Features DoubleWall VacuumInsulated Construction Multifunctional Design Both tumbler and portable insulator Hot Cold Retention Packaging Bulk Materials 188 Grade Stainless Steel inner wall with Stainless Steel Outer