Our leather repair kit contains lanolin polyoxyethylene ether, cetyl alcohol ester, and titanium dioxide. It can provide deep moisture and keep leather soft. It effectively seals and prevents further damage. Its usage is very simple: 1. Cleaning: Ensure the damaged surface is free of debris and peeling, as well as grease, moisture, etc. 2. Color adjustment: Squeeze out an appropriate amount of leather paste and adjust the color on the palette to match the original leather color as closely as possible. 3. Filling: For holes larger than 1/4 inch, use pebble leather as a base fabric to fill the hole. 4. Repair: Use a leather color spatula to fill the pores with the prepared color paste, then apply evenly on the damaged area with a leather brush. Cure for 24 hours until fully hardened and the surface is non-sticky. Provides a fresh scent and restores the vitality of the leather. Ingredients are safe, non-irritating, and suitable for long-term use.