: By the late 60s, specialized cosmetic kits allowed for the application of designs faster than traditional painting methods.
In the 1920s, the "Flapper" movement redefined femininity. As hemlines rose for the first time in history, young women began "rouging" their knees—applying blush or rouge to create a flushed look that emphasized the new lengths of their garments. nude teens on knees
After fading during the mid-century, knee art saw a resurgence in the late 1960s alongside the rise of the miniskirt. : By the late 60s, specialized cosmetic kits
: The trend was intended to shock the older generation and challenge traditional social norms regarding how much skin could be shown in public. : By the late 60s