FOUNDATION Ridge-Filling Strengthener and Base Coat Nail Tek FOUNDATION fills unsightly ridges and nail damage while strengthening the natural nail. This unique base coat is a special blend of strengtheners, conditioners, micro-fibers, and natural fillers, creating a superior surface that greatly increases polish adherence for a long-lasting manicure. Smoothes uneven nail surfaces and masks nail imperfections for healthy, beautiful nails. Net Wt. 0.5 FL OZ / 15 ml