What are Mali pool cues made of?

Many materials. Mali Cues, now run by Fred Mali, began making cues under thame Cuesports, for A.E. Schmidt in 1965. There general material use for cues includes the following -
Shafts - Rock maple
Butt - Assorted hardwoods
Standard finish - catalyzed urethane
Standard joint - Stainless steel
Standard wrap - Irish linen
Standard ferrules - Ivorine
Standard tip - LePro