Using this vehicle roof kayak carrier is easy. First, make sure your vehicle has rooftop crossbars that this carrier can fit on. Then, attach the carrier to the crossbars according to the instructions. Place your item, like a kayak or a bike, on the padded cradles. Use the front and back straps to secure it tightly. When loading, be careful not to exceed the 68kg (150lb) capacity. Also, check that the item is centered on the carrier for balance. After use, clean the carrier with a mild soap and water. Store it in a dry place to keep the weather - resistant coating in good condition. Regularly inspect the straps and padding for any signs of wear and tear, and replace them if necessary.