This substance is made for impregnating nubuck and suede fabric. It enhances the leather's ability to repel water, also helping with breathability: waterlogged leather can't transfer vapour through. - Packing size 125 ml - Easy to use - Recommended for products with Gore-Tex, eVent, Sympatex or any other waterproof membrane Use: - Clean shoes with damp towel - Shake the treatment bottle vigorously and protect the area with newspaper or towel - Apply an even, ample layer - Wipe off any potential run-off - Let dry in room temperature *Note!* Light coloured leather can darken a bit during treatment. This is normal, but if it worries you, you can initially test the product on a hidden part of the product.