Overgrown cuticles meet their match. This gentle formula helps create a clean, smooth canvas for polished cuticle care. Overgrown cuticles meet their match. This gentle formula helps create a clean, smooth canvas for polished cuticle care. From its ultra-chic roots as a nail salon in Tribeca, the tenoverten line enhances nail health with vegan, cruelty-free colors and strengtheners that provide natural alternatives to traditional treatments. Each polish - named for a street in Manhattan - embodies the edge and essence of the neighborhood that inspires it.