Details59% longer nails! Instantly smooth cuticles. Guaranteed! Advanced Peptide Technology. Concentrated Peptide Serum formula enriched with Biotin enhances natural nail growth without brittleness. Nails become resistant to damage as they grow and cuticles are miraculously softer and smoother. Apply daily. Massage one drop on each nail and cuticle. Use on bare nails or over any nail color. Use with Nailgrowth Miracle Nail Color for maximum results.