Monster eye

Monster eye is a crafting component in that is needed to craft the following items:
Witcher gear:
Other items:
* Negotiator
* Order of the Flaming Rose gauntlets 
* Toussaint Ducal Guard Officer's steel sword 
* Toussaint Ducal Guardsman's steel sword 
It is a low chance random drop from many monsters (spectres and insectoids are notable exceptions), drowner monster nests, white bears, and can be dismantled from the following items:
ru:Глаз чудовища
Category:The Witcher 3 relics
Category:The Witcher 3 crafting components