The Sipper Coffee Mug is made from ceramic. The design of the mug is intended to make it easy to hold and drink from, with a handle on one side for comfortable grip. The mug is plain, but its basic design is generally simple and functional. The body of the mug is often smooth-sided, with a wide opening that makes it easy to pour and drink coffee. The Sipper Coffee Mug is easy to clean and maintain. It can be washed by hand or in a dishwasher, and should be dried thoroughly to prevent water spots or residue from forming. Overall, the Sipper Coffee Mug is a practical and functional type of drinking vessel that is ideal for enjoying a cup of coffee at home or at work. Its basic design and ease of use make it a popular choice for coffee lovers of all types.