Alum is a natural mineral. It is a colorless solid formed as small eight-pointed crystals. 
 
Our Crystal Deodorant contains naturally-derived ingredients (both from nature):
Natural Mineral 
Water
 
Benefits:
Multiple-times usage: Refill with water to use again. Repeat until all crystals have dissolved.
Great for travel use
Before gym / workout use
Can use for after-shave small cuts in order to repel bacteria and prevent infection