Stain spray extra strong (HG product 94) HG "stain spray extra strong" is strengthened with active oxygen, which enables it to remove even the most stubborn stains such as red wine, coffee, chocolate, sauce, lipstick, shoe polish, fruit juice, grease, etc. from textiles including carpeting and furniture and car upholstery. The active oxygen formula means that even the most deeply ingrained stains are no problem at all. HG "stain spray extra strong" is suitable for virtually all textile types.