My French isn't up to much but I'd say this is an aerosol that can wipe out the modern world! Huzzah! I just need to find a stockist.*
From Modes et Travaux, August 1955.

*No, I don't mean that, just in case any crazed Evola disciples were thinking of recruiting me.Vintage Scans Mid-Century Advertising, Strumpetry & Design