If you own an F-150, F-250, or F-350 produced between 2015 and 2020, then you may want to add a stone deflector to the body sides.
This particular piece is made for the right portion of the bed. It can fit a 5.5-ft short box or the 6.75-ft and 8-ft versions as well. Sold as a singular unit, it is compatible with all trim levels from the aforementioned production runs.