Podruchnik
The Podruchnik (Russian: "подручник", literally "something under an arm") is a small prayer rug, once used in prayer by all Russian Orthodox Christians in the Tsardom of Russia before the schism of 1653 but currently in use only by the Old Believers. == Description and use == Measuring roughly 40 cm by 40 cm, the Podruchnik takes the form of a small cushion, often with patchwork decoration which varies from region to region.