NEED TO BUY SHOES (JORDAN,NIKE,ETC)?

I need to buy new shoes. I wanted to buy jordan,nikes or shoes related to basketball. I want to buy online, because the shoes in like footlocker and athletes world give expensive and also not that great. What is a good site for these types of shoes which is trustworthy. There is alot of scammers and fake shoes out there. So plz plz help me (NO ebay or kijiji because they are used and dirty). plz plz plz help me :(