The Role of KPU Special Anti-Yellowing Agent in Preventing Yellowing of Shoe Soles Introduction: A Soleful Story 🥿✨ Imagine this: you’ve just bought a brand-new pair of sneakers—crisp, clean, and oh-so stylish. You wear them proudly, strut your stuff, and feel like a million bucks. But after a few weeks, something sinister starts to happen…...