Have somebody used it, ever? I did, once. Tyres just throws mats under the car, without much movement. If there's no friction between tyres and ice, there woul

Have somebody used it, ever? I did, once. Tyres just throws mats under the car, without much movement. If there's no friction between tyres and ice, there would be not friction between mats and ice, either. However, it could help on the snow or sand.