The new composition of the ingredients gives extra protection and shine for thin, weak or damaged nails.

CND Shellac Top Coat Duraforce provides the final step in the SHELLAC Brand System, sealing and protecting the SHELLAC Color Coat for long and luminous wear: responsible for a hard, scratch-resistant, mirror shine for 14+ days. Duraforce Top Coat has a higher viscosity, but is still natural and thin like all Shellac Top Coats.