Open Cologne by Roger & Gallet 100 ml Eau De Toilette Spray for Men. Open cologne by roger & gallet, launched by the design house of roger & gallet in 1985, open is classified as a sharp, spicy, lavender, amber fragrance. This masculine scent possesses a blend of spicy woods with citrus notes. It is recommended for daytime wear. all products are original, authentic name brands. We do not sell knockoffs or imitations.