Gehwol Nail Repair Gel can be used to repair broken, crumbling or cracked nails. It supports the reconstruction of diseased nails. In addition, it can be used for the fixation of nails. The H grade is a higher viscosity gel, thick and not flared. Apply the gel directly from the tube and model with a brush. Work in several layers, each of which is cured in UV for 2 minutes.