CARTEC - Glass Cleaner XLWHAT IS GLASS CLEANER XL? Glass Cleaner XL is the ideal product for quick and effective cleaning of dirt, stains and streaks on car windows. The product is time saving thanks to its fast action. Glass Cleaner XL is low foaming and has very good wetting which means the product spreads well on the glass and leaves no streaks or residue. PRODUCT BENEFITS: Strong cleaning power Low foaming Very good wetting resulting in a very good spread on glass Leaves