These tires are made of super compounds for good grip over all kind of terrain, just like a real tire. You can adjust air pressure easily for tire performance over all kinds of terrain. Best cost-effective, is your best choice for off-road game. Feature - Color: Black - Material: Plastic and rubber - Size: 8.2x8.2x4.2cm - These tires are made of super compounds for good grip over all kind of terrain. - You can adjust air pressure easily for tire performance over all kinds of terrain. - Best cost-effective, is your best choice for off-road game. - Pneumatic tires can effectively improve the absorption capacity, improve the grip ability, and improve the waterproof ability of the tire. - Warm Tip: Dear buyer, due to lighting effect, monitor's brightness, manual measurement, etc., there could be some slight differences in the color and size between the photo and the actual item. Sincerely hope that you can understand Thank you