Exp Share

 is an Pet Item that splits  of the equipped Pet's XP between all Pets holding this item.

Usage
Right-clicking a Pet whilst holding a will equip it to the Pet. Whilst unequipped, the Pet will gain of the equipped Pet's XP. This is split between all Pets holding this item. If another Pet Item were equipped on the Pet, it would replace the, and remove its effects.

Trivia

 * This is one of 3 Pet Items that are crafted with a 'Core', the others being and.