Invention of kirza boots was considered as important as invention of Katyusha rocket launcher and constructions of the famed Soviet airplanes. At the end for World War II Soviet Red Army had 10,000,000 soldiers wearing kirza boots. Till the end of 20th century kirza boots were the standard footwear for Soviet and Russian servicemen. Russian foot wrap for bootsKirza jack boots were worn together with a foot wrap. Foot wraps were more convenient than socks, because they could be made from locally available materials, dried faster, and frayed slower (as the material could be wrapped around a foot differently). Although the main advantage was that because of a foot wrap, a soldier could wear bigger size boots. All these advantages kept soldiers’ feet healthy and safe. Till nowadays kirza is produced according to Plotnikov recepies of the war time. Specialists say that over the entire history 150,000,000 pairs of kirza boots were produced.