The China Brush has a numbing effect and it will give you a longer lasting erection. Directions: Apply a thin layer on the glans of the penis, at least 15 to 45 minutes before intercourse. - Ingredients: Aqua, Alcohol Denat, Glycerin, PPG-1, PEG-9, Lauryl Glycol Ether, Propylene Glycol, Aloe Barbadensis, Menthol, Panax, Ginseng, PEG-40 Hydrogenated Castor Oil, Trideceth-9, Sodium Lactate, Lactic Acid, Tea-Lactate, Serine, Urea, Sorbitol, Sodium Chloride, Allantoin, Citric Acid, Benzyl Alcohol, Methylchloroisothiazolinone, Methylisothiazolinone.