New kit

The point is you said 'I can’t see River Plate - one of the biggest, most successful clubs in world football - changing to plain.' when they did, apart from a single sash

No they didn’t, they changed from plain to a sash in the 1930s. It’s not plain if it has a sash, you see.
 
While I understand the difference in context with clothing, I consider hoops to be a type of stripe.

Just saying.
 
Isn’t ‘Stop Been ****’ the preferred phrase on here?

Your quote is way too close to forming a proper sentence.
My reply , using Kemptons name was a reference to a private joke , between the 2 of us. Keep your nose out - Stickybeak.