Milan 10 oz Ceramic Tumbler with Bamboo Lid has a double ceramic wall for insulation of hot liquid and has a large screw-on bamboo lid that can be laser engraved or color imprinted. Not all imprints will look exactly the same due to the varying bamboo grain. Keeps beverages hot or cold for up to 2 hours. Hand wash only. Item should not be put in the microwave or freezer. Must be ordered in exact case quantities. Orders may be shipped from CA location. FDA certified.