Did you know, sweat trapped in your underarms feeds bacteria to cause 90% of body odour? To stop body odour at its source, you need Rexona – the Worlds No. 1 Deodorant! Rexona Underarm Roll-On acts on underarm sweat where bacteria thrive, to keep you smelling clean and protected from odour all day! It has SWEATGUARD technology which prevents odour from sweat + bacteria. Get 10X PROTECTION with new Rexona Underarm Roll On. Powder Dry Underarm Odour Protection Roll On is a soft, floral, powdery fragrance brought through powdery and delicate floral notes. It envelops you in a cocoon of soft powdery fragrance, with delicate floral notes.