Rayauto Steering Wheel Cover -Odorless, Cooler Hands in Summer, Warmer Hands in Winter (Red) COOL IN SUMMER. Protect your hands from a hot steering wheel in the summer heat. Size: 38cm/15" this is standard size, most of car steering wheel are this size. SAFER GRIP. Maintain a better grip on the wheel PROTECTS FINISH. Keep your car looking new longer - or hide existing wear Installation tip: the cover is design a tight fit for a better grip in driving, when install a half from top, it seems like un-fit at this time ,but it did fit, just use fingers to press the underside of cover to wrap litle by little, meanwhile other hand to push the cover, then it will be done.