A different approach to BO: KOSAS doesn't just want to mask smell- they want to treat it where it starts. The Kosas Chemistry Aha Serum Deodorant is a specific AHA blend that helps to create a pH environment where it's harder for odor-causing bacteria to survive - leaving you feeling fresh, clean, and ready for anything. Deodorant for skincare freaks: Their deodorant does more: The AHA blend keeps you from smelling, but it also visibly brightens the darker under arm area and helps with ingrown hairs. No aluminum. No baking soda. Only skin-nourishing ingredients allowed. Clean deodorant that isn't annoying: The thin, non-sticky serum dries quickly and doesn't leave a residue or stain on your clothing. The cooling roller ball is so easy and it actually feels good going on your skin..In Fragrance Beachy Clean with notes of jasmine, sandalwood & vanilla.Safe for sensitive skin Clinically tested, allergy tested, non-irritating, vegan & cruelty-free.Free of Aluminum, Baking Soda, Parabens, Silicones, and Sulfates.68 mL / 2.3 fl. oz..Shake, roll, apply liberally.Gently squeeze for more serum.Apply under arms only - do not apply to broken skin - if irritation occurs, discontinue use