XUKEY DIY Steering Wheel Covers/ Extremely Soft UFL steering-wheel Cover With Needle and ThreadDefinition:"UFL" Ultrafine Fiber Leather is "ultrafine fiber reinforced leather". It is the best re-generated leather.Technical term of ultrafine fiber leather is called "polyurethane". The appearance of the ultrafine fiber leather is most like natural leather. Some performance is even better than natural leather, such as even thickness, tearing strength and color brightness, etc.The "UFL" material is neither cheap PU leather, nor genuine leather. Brand: XUKEY Color: Gray Cover With Gray Thread (very rare color!!)Specifications: :Soft, Clean, Non-slip pore exquisite and comfortable handleSize:M (103.9 x 10.38cm (Length x Width) , fits steering wheels with outer diameter of 37~38 cmOuter Diameter: approx. 37-38CM (14.5" to 15")Fitment: Grip Circumference: Approximate - 10cm (3.94")Weight: 100gPackage contents:1 x Steering Wheel Cover1 x Needle1 x ThreadPlease note:This item is an stitch warp which mean buyer will need to sew this item onto the steering wheel.The color may shown different with the real product since every monitor has different resolution It DO NOT come with any installation guide / instruction. Installation video can be easily to find online !!!