Midsole Sealer – Collonil Carbon Lab
‣ Protects midsoles from dirt and yellowing.
‣ Suitable for rubber and synthetic soles.
‣ Often bought with the Protecting Spray and Midsole Cleaner.
Protect your midsoles from dirt and discoloration
With the Carbon Lab Midsole Sealer, you give your sneakers an invisible protective layer that prevents yellowing and dirt build-up. White midsoles tend to discolor quickly due to UV exposure and daily wear, but with this sealer they’ll stay fresher for longer and be easier to clean. A must-have for sneaker lovers who want to keep their kicks in top condition.
Benefits of the Midsole Sealer
- Prevents yellowing – Protects against UV rays and oxidation.
- Shields against dirt – Stops mud, dust and stains from sticking.
- Invisible finish – No shine or discoloration, just pure protection.
- Easy to apply – Quick and effective thanks to the handy applicator.
How to use the Carbon Lab Midsole Sealer
- Gently press the applicator onto the midsole to apply the product evenly.
- Spread the protective solution over the sidewalls for full coverage.
- Let the sealer dry for long-lasting results.
- Enjoy midsoles that stay clean and fresh for longer!
Why choose Collonil Carbon Lab?
At Outsole, it’s all about durability and quality. Collonil Carbon Lab is a trusted name in sneaker care, with products extensively tested on different materials. This midsole sealer contains biodegradable ingredients and is safe to use on all types of midsoles, from rubber to foam.
Combine with other sneaker care products
For complete sneaker protection and care, we recommend using the Midsole Cleaner before applying the sealer. Want to protect the upper of your sneakers too? Check out the Sneaker Protecting Spray. Explore the full range of Collonil Carbon Lab products and keep your sneakers looking their best for longer.


