We have earned the Avainlippu label for Opan Mari products to communicate Finnish, unique design origins and Finnish work. The Mari steel boilers designed by Ulla Ingman are classics, they have been manufactured since the 70's. The pots in this series are familiar to many Finns and can be found in several Finnish homes. Pots and saucepans made of high-quality stainless steel are suitable for all types of cookers, including induction. Easy-care Mari products can be washed in the dishwasher. We give a 10-year guarantee for Mari steel boilers and boilers.