This can cause a vehicle's tires to travel on a thin layer of water rather than grip the surface of the road. (armourinsurance.ca)
Acting like an intelligent low - speed cruise control, the car can manage throttle and brake inputs to automatically drive through low grip surfaces. (evo.co.uk)
They don't grip surfaces quite as well as rubber or air, but they're low maintenance, and you don't have to worry about flats. (wetheparents.org)