From Dragon Quest Wiki
|A kilt revered by rangers for possessing the power of earth.
|Reduces damage taken from earth attacks by 25%.
Received as a reward for completing Quest #113.
Rarely dropped or stolen from Slugly betsies.
A deel is a type of traditional clothing that has been worn by Mongols and other nomadic tribes of Central Asia for centuries. This fits with the Rangers' appearance being inspired by the nomadic tribes of Mongolia.