This premium cleaner is effective against the most severe dirt from grease, oil, soap and rubber abrasion from shoes. Dirty joints shine with new splendor. The product is extremely gentle on materials and cleans without leaving any residue, so that when used properly, no residues remain. Disturbing layer build-up is avoided. STONE: First remove any coarse dirt from the surface to be cleaned. Dilute 1:3 to 1:10 with water and apply generously to the dry surface. Treat stubborn dirt undiluted and rework with a brush. After 10 to 15 minutes, remove with a rubber squeegee and collect. The material must not dry out. Rinse thoroughly with plenty of cold water. Do not use in sunlight, the product must not dry out! Direct skin contact should be avoided. This product must always be tested for co.