People always judge me by the way i dresssss?

kk so i dress in baggy clothing an alyssa have big headphones round my neck and now when ayone sees me they think im bad news .. just a few weeks ago a parent of my friends called my a hoolum and told they son not to hang with me and i was pissed...what do i do ( i dont wanna change my style cuz i lke it i just wanna be respected)