The differences are the amount or the concentration of oils that are in the scents. The higher the concentration of oils, the longer your scent will last, and the less you should need to apply. Illustration purposes only.
Calvin Klein Obsession for Men After Shave Balm 150 ml
CALVIN KLEIN OBSESSION FOR MEN AFTER SHAVE 125 ML For Him - Brand New
Calvin Klein Obsession for Men Deodorant Stick 75g
Calvin Klein Obsession for Her, Eau de Parfum, Fresh Bergamot accord With Notes of Mandarin, Lavender and Sage, Medium Longevity, 30ml
Calvin Klein Obsession for Men, Eau de Toilette, Fresh Bergamot accord With Notes of Mandarin, Lavender and Sage, Medium Longevity, 125ml
Calvin Klein Obsession For Men Eau de Toilette 200ml EDT Spray New & Sealed