You can purchase sponges, soap, and microfiber cloths from your local auto supply store.

The exterior surface of a car is made up of separate panels. Panels are usually broken up into sections, like hood, right front door, right rear door, and roof panel. You can use regular masking tape to do this.

By sanding past the affected area, you will be able to blend the new clear coat with the old clear coat on your car later. You can purchase the scratch pad from your local auto supply store. They are typically grey in color.

You do not need to cover the whole car with newspapers, just the parts of the car that are near the affected area.

By back masking, you can minimize the appearance of a thick line of clear coat separating the new section from the old section.

Purchase tack cloths from your local hardware or auto parts store.

You can purchase ventilated masks and nylon gloves from your local hardware store.

A 2K clear coat can comes with a hardener, which is much more durable than a 1K clear coat. You can purchase a 2K clear coat aerosol can from your local auto body shop supply store, or online.

Avoid driving your car while the clear coat is drying.

Since you back masked the blending area, it will be easy to blend in the clear coat line.

It is best not to drive your car during this period. However, if you need to drive your car, it should be fine as long as the clear coat is dry.

Avoid sanding too much as this may remove the new clear coat.

You can purchase a rubbing compound, polisher, and wool pad from your local auto supply store. You may be able to rent a polisher from your local auto supply store.