The Mason Cash Reactive mugs are made from durable stoneware, making them practical for everyday use. Produced using a reactive glaze finish, the mug has a timeless sophistication that will look stylish. Due to the unique artisan feel of the reactive glaze, each piece will be individual in colour and pattern. The reactive mug has a capacity of 400ml, it is ideal for tea, coffee, and hot chocolate, and is dishwasher and microwave safe. The set includes 4 mugs. Mason Cash was established in the heart of the English ceramic industry back in 1800 and has become world renowned for its innovative, classic kitchenware today.