D shape steering wheel covers fit flat bottom middle size steering wheels with outer diameter of 14.5" to 15". If you are not sure whether our products fit your car, you may leave us a message. D shape steering wheel covers are made of microfiber PU Leather (Micro fibril leather Micro fibril PU) Microfiber leather is the best bonded leather, feels is better than real leather, Wear-resisting, cold resistant, breathable, ageing resistance, soft texture, environmental protection and beautiful advantage, has become the most ideal choice instead of natural leather. Great grip increased safety The inner side of these steering wheel covers is made of natural rubber and with anti-skip veins design which helps driving safer, A better grip on the wheel gives you more control on the road. Nice Looking Double color stitching, Very nice looking, modern, sporting, suit for male and female Better feels: Breathable, soft padding, contour shape and massaging design. Durability: Heat resistant, cold resistant and wear-resistant. Easy to put on it is not hard to put on; it may take you 2 to several minutes. It was just the last part getting it on that was slightly stubborn.