Cap of the Scarlet Savant

Cap of the Scarlet Savant is cloth head armor with stamina and intellect and improves critical strike chance with spells.

Source
Cap of the Scarlet Savant is a quest reward from the quest which starts with Malyfous's Catalogue in Everlook in Winterspring. To complete the quest, you must turn the following items to Malyfous Darkhammer:
 * 1 Pristine Hide of the Beast
 * 5 Frayed Abomination Stitchings
 * 8 Arcane Crystals
 * 5 Enchanted Scarlet Threads