BRIGHTENS DARK ARM MARKS & EVENS UNDERARM TONE FOR A RADIANT GTLOW. 48HRS ANTIPERSPIRANT PROTECTION, GENTLE& DERMATOLOGIST-TESTED. THIS INNOVATIVE ROLL-ON SERUM COMBINES THE POWER OF A SERUM WITH THE CONVIENCE OF A DEODORANT, DELIVERING BOTH BRIGHTENING AND ANTIPERSPIRANT BENEFITS FOR VISIBLY BRIGHTER .