koch chemie colourlock old leather softener weichmacher verhartetes altes leder Schleifschwamm polishes and protects in a

polishes and protects in a single step and leaves a fresh

Aw is a concentrate for detailers and wash-system operators

Top chemical resistance and durability

Start by cleaning the inside of the glass thoroughly with a glass cleaner and degreasing it completely – leftovers from your regular interior products

koch chemie colourlock old leather softener weichmacher verhartetes altes leder Schleifschwamm polishes and protects in aCOLOURLOCK Old Leather Softener deep softener for hard, brittle old leather What does COLOURLOCK Old Leather Softener do? The softener works deep into old, hardened leather, brings back flexibility, lowers the risk of cracking and gets the material properly ready for further care or repair steps. COLOURLOCK Old Leather Softener is the pro answer when old, dry or brittle leather needs to go soft and supple again. On classic cars, vintage furniture,