Quicker Delivery (Note: this only apply to orders shipped by seller): No worry about arriving too late, our standard express only need about 16 days on the shipment; Also expedited delivery is available, which only cost about 8 days. Much faster than the default time. Our spare tire cover have nylon cords and buckles that can be adjusted to prevent the tire covers from being blown away by the wind and ensure a firmer fit, can be easily installed and disassemble without tools. Greatly improving the appearance of the vehicle, keeping the spare tire clean, extend service life. Foldable, easy to carry. Suitable for Jeep, trailer, RV, SUV, truck and many vehicles. Spare tire cover mountain soft interior will not rub against your spare tire. It is easy to wipe clean. Neat and tight stitches enhance its durability. Check tire parameter on the tire's sidewall, which will tell your tire diameter. Or just measure the diameter from the bottom to the top of the tire. Size 16 inch for diameter 29"-31". Material: made of durable oxford cloth with a waterproof coating for long-lasting use and thick enough to act as a wheel protector. Strong waterproof, durable, weatherproof, non-scratch soft backing and dustproof, protect your spare tire from sun, dirt and corrosion, maintains the shape in any temperature.