YA-VA ke e mong oa baetapele ba indasteri ea tlhahiso e ikemetseng le tharollo ea phallo ea thepa. Ka ho sebetsa haufi-ufi le bareki ba rona ba lefats'e, re fana ka litharollo tsa morao-rao tse fanang ka katleho ea tlhahiso le ho nolofalletsa tlhahiso e tsitsitseng kajeno le hosasane.
YA-VA e sebeletsa bareki ba bangata, ho tloha ho bahlahisi ba lehae ho isa ho lik'hamphani tsa lefats'e le basebelisi ba ho qetela ho isa ho baetsi ba mechini. Re mofani ea ka sehloohong oa litharollo tse phahameng tsa ho etsa liindasteri tse kang lijo, lino, lisele, tlhokomelo ea botho, meriana, likoloi, libeteri le lisebelisoa tsa elektronike.