Our anti wart pen contains Phellodendron and Sophora flavescens. It can effectively treat various skin problems, fundamentally solve warts, soften keratin dissolution, while moisturizing and removing aging keratin, making the skin smooth and delicate. Its usage is simple: 1. Wash the skin label area thoroughly and dry it thoroughly. 2. Gently rotate the end of the product to distribute the liquid onto the brush applicator. 3. Apply a thin layer of the product directly onto the skin label 2-3 times a day until the label falls off. 4. Thoroughly dry the area. And it can lighten moles, moles, corns, etc., deeply cleanse, repair and smooth the skin.