Designers on InstagramMarcJacobsIntl/Instagram; LoveLouboutins/Instagram; Burberry/Instagram

Instagram is highly addictive, and fashion brands know it. Eighty-four percent of labels have accounts, according to New York University’s digital innovation research organization, L2 Thinktank. The group just released a report ranking the presence of fashion brands on Instagram—by tracking which gained the most followers between August 2011 and August 2012—and we’ve compiled the top 10 for you here. Click through the gallery to see the list—and find out how many you’re already following.