Shako

A shako ( /ˈʃækoʊ/, /ˈʃeɪkoʊ/, /ˈʃɑːkoʊ/) is a tall, cylindrical military cap, usually with a visor, and sometimes tapered at the top. It is usually adorned with some kind of ornamental plate or badge on the front, metallic or otherwise, and often has a feather, plume (see hackle), or pompon attached at the top.

Read more about Shako:  Origins, Variations, Final Period of Extensive Wear, Modern Use, Non Military, Images