Sash of the Tirashan

Sash of the Tirashan is an belt in Dragon Age II.

Acquisition
This belt can be found in the Deep Roads. Head to where you found the Monstrous Spider during the quest The Deep Roads Expedition. So when you first see the big "branches" of lyrium, head right. You'll encounter several spiders here. It can be found on some bones in the little sideroom to the far end.