Spare Tire Covers Waterproof Dust Proof Sun Protection Universal Wheel Tire Protectors Fits Tire for Jeep Trailer RV SUV and Many Vehicle Blue Compass 14 inch for Diameter 23 27

Why Do We Need Spare Tire Covers? - Long term sun exposure causes small cracks in tires, which resulting in air leakage. - In rainy day, corrosion of tire rim by acid rain will affect the appearance of vehicle and cause safety hazards. - Could potentially lead to on-road blowouts as well as costly replacement. How To Choose Size SIZE S (14") FIT FOR: diameter 23"-27" / 60~69cm SIZE M (15") FIT FOR: diameter 23"-27" / 70~75cm SIZE L (16") FIT FOR: diameter 23"-27" / 76~79cm SIZE XL (17") FIT FOR: diameter 23"-27" / 80~83cm For example,your tire is P225/70R15, A=225 B=70 C=15 Diameter=A*B/500+C*2.54=225*70/500+15*2.54=69.6cm Than you need to buy the Size M 15inch cover. Item Description: Size: 14”-17”inch Package: 1Pcs Spare Tire Cover Material: polyester (Waterproof & Dustproof & Anti-UV) Note Please allow little color difference due to the monitor and light brightness. Please allow 1-3cm/0.4-1.2inches differs due to manual measurement.