This mug is practically fit for royalty. Tumbler holds 16 oz., is totally insulated, and has an easy slide top. This coffee mug should only be hand washed and cannot be used in the microwave. Double walled design keeps your coffee mug from being covered in condensation, so your desk or car never get messy again! Great to use as a travel coffee mug, tea mug, plastic tumbler, and water cup. Ideal for all Ages, as it is the perfect tea mug, coffee cup, or hot chocolate cup.