You see the fabled Mage's Hat. Wearing this hat will improve the power of your spells. You must be level 425 or higher, and a Wizard, to use it.

Elem/Thaum/Necro SDM +75%Elem/Necro/Thaum Resistance + 15%20% Enchant Resistance  This item has an armor rating of 15 percent.  This item weighs 1.5 stones.  This is in excellent condition (100%). (Excludes: adventurers, warriors, thieves)