R+CO Women's Death Valley Dry Shampoo
Washing your hair might not be an option for a while, depending on how long your drive is. Make sure to bring along R+CO Women's Death Valley Dry Shampoo ($29) to keep your hair fresh. The rosy-scented spray will quickly absorb oil and create intense volume, so you won't ever look like you've been sitting in a car for hours on end. It's also chock-full of vitamin E and B to keep your strands silky soft.