Using this Giro Fixture MIPS helmet is easy. First, adjust the Roc Loc Sport fit system to get a snug and comfortable fit on your head. Make sure the helmet sits level on your forehead and covers the top of your ears. When you're riding, this helmet will keep you cool with its great ventilation. As for maintenance, use a mild soap and water to clean the exterior and the interior padding. Let it air dry completely before using it again. Avoid exposing the helmet to extreme heat or direct sunlight for long periods as this can damage the materials. And always check the helmet for any signs of cracks or damage before each ride. If you notice any issues, it's time to replace the helmet for your safety.