TVS scooty tyre specs says - Tyre Size FR 90 / 100 – 10, Tubeless. Get the tubeless part. What does the rest of it mean?

First 90 is the section width, 100 is aspect ratio height/ weight, 10 is the rim size in inches 

Ref: http://motorcycle.michelin.in/Home/Buying-Guide/Tyre-Basics/How-to-Read-Tyre-Size

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