Come and Check Our Promo Solutions.These mugs are made with high-fire ceramic. It is ideal gift for friends, family, and mermaid lovers. These mugs are made of durable porcelain, a type of premium lead-free and non-toxic ceramic, chip-resistant and more sturdy than stoneware. The sturdy coffee mugs is very easy to clean up that don't worry about grease stains. It is a convenient choice for your daily cup of coffee, tea, cocoa, hot chocolate, chai, toddy, earl grey, and anything else. Dimensions: 3.14"L x 2.75"W. Pls check inventory and detailed info with us before placing your orders.