Staff
From AmtWiki
A Weapon
From the Rulebook
Bludgeoning weapon (ends may be used to thrust, but it is a bludgeon attack) of 5 ft to 8 ft that must have legal striking surfaces of at least 1 foot in length on both ends. Each end must be padded at least 1/3rd the total length of the staff. Considered wooden for purposes of being targeted by spells or affecting monsters.