Usually it's making from North Birch. This products are eco made, they are very durable and in the same time very light.
Some Beresta products can be stored more than 1000 years!
Made from Russian Wood.
Original Beresta products!
10 cm × 7 cm × 4.5 cm
Beresta

Birch bark-upper, elastic layer of birch bark.
Due to its amazing qualities (such as strength, flexibility, resistance to decay) birch bark has long been considered an excellent material for the manufacture of various utensils-traditional thuesen, in which dairy products do not spoil even in the heat, salt, onions, bagels, etc.