Double wall insulated the vacuum Removable cap with opening for tasting Perfect for drinks such as beer, hot chocolate, coffee Can hold 7 hours Freeze Can hold up to 3 hours extremely hot Can hold 4, 5 hours extremely cold Material: Stainless steel colour: Black Package Contents: 1 x Cold Beer Cups Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm. Perfect for any occasion, with vacuum system to keep best temperature. Plus owning double wall insulated vacuum, that will keep temperature your drink cold for under 4, 5H, hot for up to 3H and ice per up 7H, Perfect for your leisure and adventure! Stainless steel the walls interior and exterior. Double wall insulated vacuum preserves the beverage hot or cold.