The Hertiage Atrium Alt Mug Set of 2 features a natural and calming glaze that makes this item beautiful as well as versatile. Ideal for your morning cuppa, milky hot chocolate or as a quirky plant holder. Or surprise guests by serving small desserts for a chic look. Designed for modern living, the Alt Mug can be used in the microwave, freezer, oven and dishwasher. Also great for heating up soup or cooking chocolate mug cake.