Kupilka products combine the best of two worlds: wood and man-made materials. They are dishwasher safe, light weight, ecological and they won't burn your skin! - 140 ml volume - Made of Kareline natural fiber composite using ecologically produced energy - Contains 50% pine pulp and 50% plastic - Wash in natural waters on the go, and in a dishwasher at home Kupilka products are not microwave oven safe. They are food grade items when used with cold and hot drinks and foods. The appearance of Kupilka products is created by industrial designer Heikki Koivurova, whose style combines an earthy attitude with beautiful yet practical design. Kupilka products meet the following requirements for materials and articles intended to come into contact with food: the general and traceability requirements of Regulation (EC) No. 1935/2004, Regulation (EU) No. 10/2011, Regulation (EU) No. 2023/1442, the Finnish national regulation 268/1992 (Ministry of Trade and Industry), Regulation (EC) No. 1907/20