This is a coffee mug by Oneida.
The mug is white with a blue, gray, and mustard polka dot pattern and features a handle, a round shape that tapers as it goes down, and a ceramic material.
It measures about 4.5" tall, 5" wide with the handle, and 3.5" in diameter.
This item was made in Indonesia.
The mug is in good pre-owned condition.