Yup that's holes in the tires. This is a sponsored Gorill-Axle sponsored Commander set to compete this week. The idea is that with no sir the tires won't float. Water goes in and then drains right out. I am already learning something.
You ain't never seen anything like this before. Can-Am Commander by Warn. Equipped with custom Commander trailer which pivots at the hitch for off road articulation. PRP seats. DFR long travel with Fox Shocks. Warn winches front and rear. Custom ITP wheels and Baja Cross tires. Hot water in cab heater which is tied inline of the radiator lines. DFR cage with custom warn roof rack and tons of lights and skid protection.