ots ▁are ▁made ▁of ▁co pper ▁( k amb ung ), ▁and ▁food ▁compart ments ▁( sh uy u ) ▁and ▁ut ens ils ▁made ▁of ▁wood . ▁B ask ets ▁and ▁co con ut ▁shell s ▁are ▁also ▁used ▁as ▁containers . ▁A ▁wooden ▁box ▁filled ▁with ▁soil ▁serves ▁as ▁the ▁cook ing ▁place ▁( Sh ap olan ), ▁and ▁three ▁stones ▁as ▁the ▁st ove ▁( sh ak il an ). ▁ ▁Trad itional ▁weapons ▁of ▁the ▁I bal o ys ▁are ▁the ▁spe ar ▁( k ay ang ), ▁shield ▁( kal as ai ), ▁bow ▁and ▁arrow ▁( bek ang ▁and ▁p ana ), ▁and ▁war ▁club ▁( p apa ), ▁though ▁they ▁are ▁rarely ▁used ▁in ▁present ▁times . ▁The ▁I bal oy ▁also ▁employ ▁cutting ▁tools ▁like ▁kn ives , ▁farm ▁tools , ▁and ▁complete ▁p ounding ▁implements ▁for ▁rice : ▁mort ars ▁( d oh s ung ), ▁which ▁are ▁round ▁or ▁rect angular ▁for ▁different ▁purposes , ▁and ▁p est les ▁( al - o ▁or ▁bay u ) of ▁various ▁sizes , ▁car ved ▁from ▁st ur dy ▁tree ▁tr unks ▁and ▁p ine ▁branches . ▁ ▁Their ▁rice ▁w inn ower ▁( de ga - o ▁or ▁ki y ag ) ▁are ▁made ▁of ▁b am bo o ▁or ▁r attan . ▁ ▁Music ▁is ▁also ▁important ▁among ▁the ▁I bal oy , ▁with ▁the ▁Jew ' s ▁har p ▁( k od eng ), ▁nose ▁fl ute ▁( k ules h eng