This is something that you will need to decide based on the pros and cons of each, although the boot option has decreased in popularity to less than 1% of all A.R.E. truck cap sales. The boot will leak, squeak and rub the paint off the cab of your truck, but it does allow for better visibility, virtually weather free access to the bed from the cab and no wind turbulence noise. Consider what you use your truck for and what's important to you when you make your decision.