Design: The door step head is designed with a safety hammer, which can be used to break windows in an emergency, serving as a powerful tool for emergency evacuation. Function: The door step features a non-slip design and soft PVC rubber. Numerous raised rubber particles on the surface provide secure support while standing on the folding sill step. The car sill is made of soft PVC rubber for a stable surface, preventing scratches to your car. Material: The car step is made of high-quality aluminum alloy. It supports up to 500 pounds, making it ideal for loading luggage, a surfboard, or other bulky items onto the car's roof rack. Applications: The step is fixed to the vehicle and easily connects to the door frame. Helps you attach or remove your bicycle, surfboard, or other bulky travel items from the roof. Enjoy a wonderful trip with everything you need. The package includes: You will receive 2 car door steps. If you have any questions, please contact us.