SupBro Unyellowing and Oxidation of Crystal Soles Anti-Oxidation Pen Shoe Insoles making it an essential accessory

making it an essential accessory for shoe care

allowing you to store your belongings neatly

ensuring each pair remains in pristine condition

It has a dense structure

and spread

SupBro Unyellowing and Oxidation of Crystal Soles Anti-Oxidation Pen Shoe Insoles making it an essential accessoryThe Anti Oxidation Sneaker Pen utilizes a mild formula of ionized water combined with a film forming agent and antioxidant resin material to protect and preserve the appearance of your sneakers. This innovative solution forms a protective layer on the upper and midsole, effectively delaying the oxidative yellowing process and extending the life of your shoes. Key Features: Protective Layer: Forms a durable protective film that prevents oxidative