Product Review

Spare tire cover is an easy and practical way to protect your spare and add some style at the same time.
The cover helps guard against sun,rain,mud,and other elements,messes can be wiped or hosed off.
With the long-term exposed weathered, the spare tire makes your car not enough beautiful. Besides, it is more easier to turn your spare tire aging. If we have the spare tire cover of all sorts of design, it not only can make your spare tire's life more durable, but also can make your love car more fashionable
The arithmetic to know your tire of diameter:

For example,your tire is P215/60R16,A=215 B=60 C=16
Your tire diameter =A*B/500+C*2.54 =215*60/500+16*2.54 =66.44cm
SIZE S (14 INCH) FIT FOR: diameter 60~69cm
SIZE M (15 INCH) FIT FOR: diameter 70~75cm
SIZE L (16 INCH) FIT FOR: diameter 76~79cm
SIZE XL (17 INCH) FIT FOR: diameter 80~83cm

Than you need to buy the 14 inch one.