Powerful Featherweight is an imbuement that can be applied to items of type Containers. When applied, it raises capacity by 15%.
Astral Sources
When imbuing an item with Powerful Featherweight, the following items are expended:
20× Fairy Wings, 10× Little Bowl of Myrrh, 5× Goosebump Leather
Notes
The ability to apply this imbuement can be obtained by killing all three Warzone bosses from the Dangerous Depths Quest.
History
During the first days of test server, 5 Fig Leaves were required for this imbuement. It was later changed to 5 Goosebump Leather. However, this change made during test server didn't make it to the real servers. This was corrected on December 17, 2017 (Update 11.52).