Our Fungal Nail Patches contains Glycerin, Allantoin, Allium Sativum (Garlic) Bulb Extract. It can help repair damaged nails, including cracks, brittleness, and delamination, help increase nail length and strength, can provide a layer of protection to help prevent further external irritation, and reduce the risk of re-damaging the nail. The way to use it is simple: Make sure your nails are clean and completely drybefore use, peel off the protective paper on the patch,press it firmly and apply it to the affected area. It can provide rich nutrients for the nails, thus promoting the repair function of the nails and gradually restoring the smooth and luster of the nails.