Nike Mercurial 1998 R9 Black White FG – Classic Soccer Cleats
Nike Mercurial Vapor Match FG R9 Ronaldo Black Blue Football Soccer Cleats US9.5 | eBay
1998 Nike Mercurial Vapor R9 I Talaria TF IC Ronaldo Elite 10 US World Cup RARE | eBay
The Original Colorway Of The Nike Mercurial R9 Is Back On The Air Max Version - SneakerNews.com
I believe these are the mercurial r9 from 1998. I remember having a pair with the same colorway but without cleats. For indoor soccer I believe but can't find any info online.
Nike Mercurial Vapor IX SE FG MVXV (Ronaldo R9 1998) - Unboxing + On Feet - YouTube
Ronaldo and the Nike Mercurial R9's | The Football Fanzine
Nike Mercurial Superfly IV Heritage iD FG Ronaldo R9 1998 World Cup US 11.5 | eBay
15 years with the Mercurial R9 - The original faces off with the heir