ON Insane by Sensuva is the most intense stimulating lubricant on the market. This powerful formula creates a strong warming sensation around the clitoris and a unique internal movement feeling, offering an arousing and thrilling experience. Perfect for women who love intense stimulation. Can be used alone or combined with other ON products for maximum effect. ON Insane is unscented and colorless when applied. For external use only. Shake well before use.