Adidas was popularity since Soviet times. There were common sayings in the past

Сегодня носит адидас , а завтра Родину продаст. Today, one wears Adidas, tomorrow he or she will betray motherland.
Кто носит фирму адидас, тому любая баба даст.  The one who wears Adidas will score with any girl.
Кто носит фирму адидас, тот настоящий пидорас. The one who wears Adidas is a true homosexual.

There maybe other sayings.

I never wore Adidas merchandise. Maybe I had Adidas snickers once. I buy clothing that suits me ignoring the label.