This is a handmade pottery coffee mug.
It is blue and brown and looks to be hand thrown on a pottery wheel. On the bottom it has the mark of the potter. On the side it has a cross and the Christian fish symbol. The potter is from Red Bluff California and his name is Randy Holbrook.
This mug has a 3.25" diameter and a depth of 4.5".
There are no chips or cracks on this mug and it comes in a very good pre-owned condition.