Cappuccino mug Flow 375 ml with Fields of flowers print. This Flow Cappuccino mug from Mepal is made of melamine, has a capacity of 375 ml and is part of the Flow dinnerware collection. The Flow dinnerware is made of high quality materials, can be stacked and is very practical. This makes it ideal for using outside: in the garden, by the caravan or on the boat. The Flow collection consists of a great variety of plates, bowls, glasses and cups in various colours and prints.