Flowshine All-in-one is formulated with quality ingredients, that lasts a long time and continues to protect after numerous washes and tough weather. As a water=based product it penetrates deep into rubber, black plastic bumpers, mirrors, trims and bumper guards, door moldings and more delivering a deep, long-lasting dark finish. Flowshine was developed to enhance, maintain and restore a new look shine, non-greasy texture to both interior and exterior surfaces. It will not leave behind any oily, greasy or sticky residue.  Great to use on chassis and undercarriage prior to off-roading.