This tumbler has been engraved and the etching is permanent. Here are some tips to be sure you are able to fully enjoy your new drinkware.
Wash tumbler and lid by hand in warm, soapy water before first use.
Do not clean in the dishwasher.
Do not use in the microwave oven.
This can hold both hot and cold liquids.
This tumbler is made from BPA free and FDA compliant stainless steel.