Product Information Material: High Quality Polyester Size: 14 Inch, 15 Inch, 16 Inch, 17 Inch Package: 1 X Spare Tire Cover Cover Size Guide Tire Sizes Are Listed On Below Detailed Description, Please Measure Before Purchasing. Cover Size 14" Fits For Tire Diameter 60-69cm/23-27inch Cover Size 15" Fits For Tire Diameter 70-75cm/27-29inch Cover Size 16" Fits For Tire Diameter 76-79cm/29-31inch Cover Size 17" Fits For Tire Diameter 80-83cm/31-33inch Spare Tire Cover Diameter Calculation Guide Step 1: Find Your Tire Parameter. It's Written On Your Tire Side Step 2: Calculate Your Tire Diameter If Your Tire Is Written With P225/65r17, A=225 B=65 C=17. Tire Diameter=A*B/500+C*2.54 =225*65/500+17*2.54 =72.43cm According To The Sizing Guide, 14" Spare Tire Cover Is The Size That Fits Your Spare Tire. Product performance:The silver-coated sunshade fabric can not only prevent dust and water splashing, but also prevent sun and corrosion, greatly improve the appearance of the vehicle and keep the spare tire clean.Applicable scenario:The universal model is applicable to jeeps, trailers, SUVs, trucks and many vehicles.Acceory structure:With nylon rope and buckle, it can be adjusted in size, easy to install and disaemble, without tools.Washing instructions:It is recommended to wipe and clean with wet cloth.Note:Please Allow 1~2 Cm Deviation Because Of Hand-Cutting And Sewing. Motor Vehicle Wheel Parts Vehicle Wheel Parts Note: 1. Please allow 1-3 mm error due to manual measurement and 1-3g weight error make sure you don't mind before ordering. 2. Due to the lighting of the photos and the difference of monitors, the pictures may not reflect the actual color of the real item. Please make sure you don't mind before ordering, thank you! About Shipping: 1.please pay attention to your delivery address such as: name, street, house number, doorbell/email without name, etc. is correct, or the order will not be delivered correctly. 2.All items will be shipped within 3 business days after the payment is received. Most times you will receive them within 8-12 days then. The specific delivery time is depend on circumstances. 3.During the shopping process, if you have any questions, please feel free to consult us, we will reply you within 24 hours Hope you have a pleasant shopping experience!