Can be purchased from
- Steady Hand McDuff in The Lost Bastille sells one for 2,500 souls.
- Blacksmith Lenigrast in Majula sells one for 2,500 souls.
- Infinite amount is sold by Chancellor Wellager in Drangleic Castle for 2,500 souls each.
- Magerold of Lanafir in Iron Keep sells one for 2,500 souls.
- Drop from Rats in the Grave of Saints