Regularly test your vehicle's tyre pressures and tread depthMaximise road-holding and grip for greater safetyIncrease mpg reduce costs save money be greenIncludes a set of dust caps for your tyre valvesKeep in the door pocket or glovebox for use anytime anywhereCorrect tyre pressures provide greater safety, longer tyre life and better fuel consumption. The AA tyre safety kit is ideal for keeping in your car at all times. The kit includes: tyre Depth gauge; tyre pressure Gauge; 4 dust Caps. Trust the AA to cover your motoring needs.