I've always had better luck with a detailing spray as wax doesn't dry as nicely with water, while drying. If you find what you like any spray is better than nothing, but should be used as a lubricant for your drying towels.
Optimum No Rinse Wash and Wax – 32 oz., Rinseless Car Wash and Wax in One System, ONR Formulated with Carnauba Wax with UV Protection, Use as Car Wax, RV Wax, Airplane Wax, Boat Wax, Motorcycle Wax