The most basic difference between males and females is that all females have two copies of the "so-called" X chromosome.
Males, by contrast to females, have only one copy of this X chromosome, not two. The other chromosome of the pair in males is called the Y chromosome, a sign of your manliness.
Camouflage is there to satisfy the needs of men within the boundaries of fashion related products. A brand for proud men, A brand as a sign of your manliness.