Get youthful, strong and resilient nails with Sally Hansen Hard As Nails®Serum. Its unique formula targets your nails and cuticles for ultimate nail health and appearance. It absorbs quickly into the skin while strengthening your nails with hydrolyzed protein actives so they are less breakable, stronger against damage, and are peel and chip resistant. Whether your nails are chipped, weak, or cracking, this nail growth serum is here to save the day.