Our Nighttime Renewal Fungal Nail Patches contain glycerin, allantoin, garlic 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. Using at night can avoid the influence of external factors on the patch during the day and improve the absorption effect of the product.