Kupilka products are made with ancient traditions. First record of Kupilka style cup was Harakkakuppi from year 1775.
The material in the Kupilka products is Kareline® natural fiber composite. (50 % eco-friendly wood-base cellulose fibers and 50 % FDA approved thermoplastic).
Natural fiber composite -material age beautifully and still keeps its quality. The material is also light-weight, hygienic, dishwasher safe and it's not getting as hot as metal dishes.