Alum Stone Is A 100% Natural Mineral With Bactericidal, Antimicrobial, Healing And Astringent Properties. Benefits: It Is Very Effective As An Antiperspirant, But Also After Shaving And Hair Removal. Action: Antiperspirant, Antibacterial, Antimicrobial, Healing And Astringent. Composition 100% Potassium Alum How To Use: Gently Wet The Surface And Apply As You Would Deodorant The Alum Stone Works Best When Your Pores Are Clean And Open, Such As After A Shower. Please Note: It Is A Salt Crystal That Dissolves With Moisture, So Pat To Dry If Needed And Store Somewhere Dry. Contraindications: There Are No Contraindications.