This travel mug from Tervis will keep your drink hot for 8 hours or cold for 24 hours. Features double-wall insulated construction that keeps drinks hot or cold longer and reduces condensation to prevent rings on your table. Strong, impact resistant BPA-free material means these tumblers can take a tumble without shattering and won't retain tastes or odors. Microwave, freezer and dishwasher safe for no-worry convenience and fits most cup holders. Item cannot be shipped to P.O. Boxes