ADVANTAGES OF TOUCH BUILDER GEL: Medium-to-thick consistency High hardness Easy to apply Does not burn in the lamp Does not crumble Holds the arch and does not shrink on long nails Well-pigmented Suitable for strengthening, extensions, and nail repair Perfect for upper form extensions Easy to file FEATURES: Suitable for nail strengthening, restoration, and extensions. A flexible base layer is required as a foundation. If used for strengthening, the natural nail must be filed from underneath.