Bim Bonnet

 is a hat.

Obtaining

 * Crafted by a Tailor (Lv. 100) from
 * 41 Solfatara Residue
 * 4 Atomystique Tephra
 * 4 Mofette Tuff
 * 8 Obsidemon Slag
 * 16 Fumaroller Stone
 * 5 Steam Crackler Egg
 * 1 Obsidemon Vertebra
 * 36 Steam Crackler Heart

Note
This hat used to give a chance bonus instead of agility. The characteristics were fixed with the 2.1.3 update.