Can I put my Monty Milk Art Cup in the microwave? June 24, 2022 00:52 Updated Monty Cups are NOT microwave-safe. These cups contain interior metal components so we advise against microwaving them. Related articles Are Monty Milk Art Cups dishwasher-safe? Are the Monty Milk Art Cups compatible with the AeroPress/Prismo? Can I put my Joey Double Wall Ceramic Mug in the microwave? Is your double-walled glassware dishwasher safe? List of discontinued products