The 24h dry touch deodorant is vichy39s first long lasting deodorant that is free from aluminium salts gentle effective and incredibly hard working the deodorant keeps you dry all day long with no need to reapply the formulation is enriched with perlite an ultra absorbent mineral with 24 hour effectiveness and a dry finish on the skin perspiration is captured the moment it is produced to guarantee long lasting freshness as perlite can absorb up to 350 times its weight in water