NEW - Tonno Tonic is exactly what your tonno needs! Because it is formulated specifically for vinyl tonno covers using the world's most effective UV screening formula. It is 100% safe for tonno material and a must-have for harsh sun and weather conditions. Tested and approved by Extang - the tonno experts & America's No. 1 leader in tonno sales. Our studies showed most popular vinyl conditioners actually damaged tonno vinyl. Now you can trust Tonno Tonic to extend your tonno's life and keep it looking clean and new.  Can also be used on all vinyl, rubber, fiberglass, plastic and leather surfaces and even your trucks tires.! One 8 oz. spray bottle will do many jobs. Other cleaners will void your warranty and may harm your tonno.