Kenneth Cole Reaction Perfume by Kenneth Cole 100 ml Eau De Parfum Spray (Tester) for Women. Kenneth cole reaction perfume by kenneth cole, reaction for women was introduced in 2005 by kenneth cole as a playful, seductive scent for women. A seductive blend of mandarin, violet and white amber, reaction is perfect for daytime wear. all products are original, authentic name brands. We do not sell knockoffs or imitations.