Our Leather Repair Paste Is Carefully Formulated With Water-Based Polyurethane Emulsion And Lanolin Alcohol Polyoxyethylene Ether. Designed Specifically For Deep Moisturizing And Maintaining The Softness Of Leather. The Usage Method Is Extremely Convenient: 1. Cleaning: Ensure That The Damaged Surface Is Free Of Debris, Peeling, Grease, Moisture, Etc. 2. Color Mixing: Squeeze An Appropriate Amount Of Leather Paste Onto The Pigment Pan For Color Mixing To Ensure That The Color Matches The Original Leather As Closely As Possible. 3. Filling: For Holes Larger Than 1/4 Inch, Use Lychee Grain Leather As The Base Fabric To Fill The Holes. 4. Repair: Use A Leather Paste Spoon To Fill The Hole With The Color-Adjusted Remedial Paste, And Then Apply It Evenly To The Damaged Area With A Leather Paste Brush. 5. Curing: Fully Cured Within 24 Hours Until The Surface Is No Longer Sticky. And It Can Provide A Fresh Fragrance To Rejuvenate The Leather. The Ingredients Are Safe, Non-Irritating And Suitable For Long-Term Use.