Laboratoires OSMA - Shaving Soap (REFILL)Taking the incredibly beneficial nature of alum, the Osma Alum Shaving Soap innovatively uses it to offer that same quality during the shave. Classically scented and evoking the same old World flair of a solid alum block. Nicks and cuts will be soothed and put to a halt before they can even begin to impact on your day. Method Wet the Osma Alum Shaving Soap on area with a shave brush then shave. Why it works Osma Alum Shaving Soap takes the very best