Fiat Unstructured Cap capsule12 Washed twill fabric 5 panel

Washed twill fabric 5 panel dart front panel with foam backing Mesh side and back panels Plastic snap closure

which can be translated from Japanese as “Japanese Insulator Company”

They were primarily used in the oil industry to fracture oil well formations—designed to be dropped down a well to break apart rocks and un-tap the crude below

Vintage Curry Seeds patch sewn onto a Delusion MFG 5-Panel unstructured cap in Army Green

Fiat Unstructured Cap capsule12 Washed twill fabric 5 panelVintage patch sewn onto a Nissi 5 Panel Cap Middle Profile, Flat Bill Cap Five (5) panels, Unstructured Self Fabric back strap with adjustable Plastic Snapback 100% Cotton One Size Fits Most