Our Classic C-Handle 11oz Mugs can be the best gift for friends, family, and coworkers because you can customize them to your liking. A nice message or a meaningful artwork or anything funny on the mug will remind them of you every time they see it. These mugs can also be used for house parties, holiday events, etc. The mugs we use are glossy stoneware 11 oz. mug with C-handle. They are fit for hot or cold beverages. The mugs are microwave safe, and the ink we use is non-metallic.