What is regatones folk dance?

Regatones is not a well-known term in the context of folk dance. It is possible that you may be referring to Reggaeton, a genre of music and dance that originated in Puerto Rico in the late 1990s. Reggaeton combines elements of hip hop, Latin American, and Caribbean music styles. The dance associated with Reggaeton often involves hip movements, body isolations, and energetic footwork.