Sleep Sac is a Material type of Item in Monster Hunter World (MHW). These useful parts are gathered and collected by Hunters in order to improve their Equipment and performance out in the field.
A monster organ that contains a knockout powder capable of inducing sleep.
How to get Sleep Sac
This material can be obtained by completing Quests or defeating Monsters.
Sleep Sac Usage
Weapons that use Sleep Sac
Charms that use Sleep Sac