Some time ago I learned a reason for that: It is hard to protect material, color or cut for cloths. What however can be protected is the company logo. By puttin

Some time ago I learned a reason for that: It is hard to protect material, color or cut for cloths. What however can be protected is the company logo. By putting the logo on they therefore prevent copies. And then it's of course signalling - by showing specific brands, you send a message.