Transport of ceremonial headress on AC Dash 8 (CTV story) (This is a question purely on logistics. I don't want the discussion to be about entitlements, who's in the right/wrong, etc)

So how would AC (or any airline) accomodate a delicate, duffel bag size, religious item like a headress in a carrying...
https://www.flyertalk.com/foru....m/air-canada-aeropla