Enhanced Comfort and Secure Grip: The PINCTROT car steering wheel cover offers an exclusive blend of comfort and reliability. It grips your steering wheel firmly. With its ergonomic design and soft, flexible silicone, it offers a comfortable hand feel, reducing hand fatigue even during long drives. Built to Last: Crafted with a solid rubber inner circle, textured microleather leather, and a 3D honeycomb silicone grip, this cover boasts a unique material combination that ensures exceptional durability. The silicone grip effectively relieving sweaty hands under hot weather. Enjoy a long-lasting and comfortable grip with PINCTROT car steering wheel cover. Refresh Your Vehicle's Interior: Give your steering wheel a quick and stylish refresh with PINCTROT cover. With a wide range of color options available, you can easily find the perfect match to coordinate. Preventing any potential scratches caused by sharp objects like fingernails. Size Guidelines: PINCTROT offers a range of options for steering wheel cover, including four sizes: small, medium, large, and X-large, as well as two shapes: round and D-shaped (with a flat bottom). The size you have selected is the X-LARGE cover, designed specifically for X-LARGE size steering wheels with an outer diameter of 17 1/2 to 18 inches (44.4-45.7cm). Before making your purchase, we kindly advise you to carefully measure the size of your steering wheel to ensure a proper fit. Installation Instructions: The PINCTROT steering wheel cover is designed to be flexible and snug-fitting. During installation, please exert some force to ensure a secure fit. This cover made to fit 17.5 - 18 Inch Steering Wheels found in 18 Wheelers, Semi Trucks, Tractor Trailers, RVs, Rig Trucks, Container Trucks, other Large Vehicle and old classic antique cars. PINCTROT XL Size 17.5-18 Inch Comfy Grip Steering Wheel Cover for Semi Truck, Fits RV, Big Rig Trucker, 18 Wheeler and Classic Cars, Anti-Slip Design 17.5-18 Inch. The Accessories Fit Most X-Large Size Steering Wheels of Outer Diameter 44.4-45.7cm/17.5-18 inch. Compatible with Freightliner Cascadia Columbia FL112 M2; Compatible with Western Star; Compatible with Kenworth; Compatible with International LT trucks; Compatible with Motorhome; Compatible with Volvo VNl; Compatible with Peterbilt model 389 567 Pete 579; Compatible with Mack Dump Truck; Compatible with 1942 Ford super deluxe; Compatible with Old Classic Antique Cars; Compatible with Newmar Mountain Aire Diesel Pusher; etc.