4PCS Set Silver Tire Covers Waterproof Wheel Covers Tire Protector Set of 4 Wheel Covers for Truck, SUV, Trailer, Camper, Fit for 29-31 inch Tire Diameter, Car Wheel Protective Covers

4PCS Waterproof Tire Covers Fit for Travel Trailer Camper Truck SUV Motorhome or Other Vehicles High Quality Waterproof Aluminum Film Wheel Covers for 29-31 Inch (74-78cm) Tire Diameters. Features: 1. Durable Material: 100% Waterproof. Great for rainproof snowproof. Long lasting and durable. 2. Function: Protect the tires and wheels from sun damage, dirt, rust, corrosion. 3. Helps keep dirt, rain and sun away from your tire. Keep wheels in good shape and extend the service life. 4. Keep your tires clean. Greatly improves vehicle appearance, make your vehicle more fashion. Specification: Material: Aluminum Film + Soft Cotton Lining Size: Fit for 29"-31" Tire Diameters Color: Silver Package Include: 4Pcs Set Tire Covers 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, then 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, 27"-29" (69-74cm) tire cover will be fit. Just replace the number 225 65 17 to real tire data, you can calculate your tire diameter and get the right size. Note: 1.Please don't pull the tire cover excessively during use. 2.Due to manual measurement, please allow 2-3cm size difference. 3.Before purchasing, please measure the diameter of your tires to make sure they are the right size. If you have any questions, please contact us at any time.