>>41812501It is also based on a chestnut sprout, which is fitting as that's the youngest stage in a chestnuts life. Chestnuts are a group of nine kinds of deciduous trees and shrubs. They are native to temperate regions of the world in the northern part. Chespins hoody may actually be made of a woody material, or at least be like a hard calloused skin.
The name also refers to the edible nuts they produce.