Hierarchy classification:

1. top of the aat hierarchies
2. Objects Facet
3. Components (hierarchy name)
4. components (objects parts)
5. [components by specific context]
6. costume components
7. liners (costume components)
8. helmet liners

Anotations

Scope note:

Liners for helmets that create a web-based system to create a small amount of space to absorb energy and separate the interior shell of the helmet and the wearer's head; typically comprising intersecting straps and a headband that rest directly on the head.