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Brooks Nader 's sending Jimmy Kimmel good vibes from across the Atlantic ... showing support in new swag from his talk show -- though we think the hat may be the last thing people on the street noticed!

The model stepped out in Paris with her sisters on Thursday ... grabbing dinner in a see-through catsuit and leather jacket combination. Backgrid

Check out the pics ... it's fortunate Brooks is in Paris because the French word "risqué" is quite apt when it comes to this look!

While Nader usually lets her silky locks hang unencumbered, she threw on a hat which reads, "Jimmy Kimmel Live!" -- likely something she got while appearing on the show back on September 2.

She talked about her relationship with her sisters and their reality show "Love Thy Nader" on the program .

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