From philly.com:
It lacks whiskers, tail, and claws, but bristles with ambition and bite:
The woolen, two-cat-ear headgear has fast become the feline symbol of feminine protest for thousands headed to the Women’s March on Washington on Saturday. Project leaders envision a sea of pink hats as the perfect way to tweak President-elect Donald Trump over his infamous remark about grabbing women by their . . . you know what.