These mugs are made of durable porcelain, a type of premium LEAD-FREE, chip-resistant and more sturdy than stoneware. The colors are beautiful, bright, with a bit of gloss. The ceramic cup righted weight, sturdy, which means giving you and your family a more healthy life. The large handles make these cups simple to carry around and are a convenient choice for your daily cup of coffee, tea, cocoa, hot chocolate, chai, toddy, earl grey, and anything else.