Our Nails Repair Essence Contain Glycerin, Panthenol, and Sodium PCA. It Can Repair Nails and Remove Bacteria for Protection. It Is Easy to Use: Step1, Thoroughly Clean and Dry the Infected Toes and Fingers. Step 2, Gently File the Thick End of the Fungal Nail with Nail File until It Becomes Flat Or Thinner. Step 3: Apply a Thin Layer of Liquid to the Affected Area with Nail Brush. Step 4: Apply a Thin Layer of Liquid to the Affected Area with Nail Brush. and Can Protect Nails, Toenail, Make Your Nails, Toenail Become More Stylish.