Many mugs are made of ceramic materials Photo Mugs such as earthenware, bone china, porcelain or stoneware. Some are fictional from strengthened glass, such as Pyrex. Other materials, including plastic, cheer and enameled deposit are nearly new where break resistance is at a premium, such as for campers. Techniques such as silken screen printing or decals can be used to apply decorations; these are fired onto the mug to ensure permanence.
Provides a handle: (i) for grasping, and (ii) provides a refrigerated area of the mug that is insulated from the hot mellifluent by distance.