: High-traction nodules on the board's surface grab the tire tread.
If you enjoy camping or off-roading, you know that mud and sand are the enemies of momentum. Once a tire starts spinning, it digs a hole, "blocking" itself against a wall of earth. Portable traction boards act as a "tire unblocker" by giving the rubber a high-friction surface to climb out of the rut. 3. Debris and Obstructions tire unblocker