Hair with no height at the back. Left to right:

Bound hair (Medieval style), wear the hair in 1 or 2,
Unstructured loops with loose ends,
Swept back into a band & pulled partially back through the band to form a loop,
Thin plaits, scrapped back off the face & styled into loops at the back of the head.

Hair with no height at the back. Left to right:

Bound hair (Medieval style), wear the hair in 1 or 2,
Unstructured loops with loose ends,
Swept back into a band & pulled partially back through the band to form a loop,
Thin plaits, scrapped back off the face & styled into loops at the back of the head.