Colour: Grey-20 The Set Both made in reliable, durable plastic materials; Universal Tire Bolt Nut Covers Fits: Any 17mm Car Wheel Bolts or Nuts; Black color, perfectly matches the colors of the wheels. Specifications: Color: Gray Material: ABS plastic Quantity: 1 set (20 pieces) Inner diameter: 17mm Height: 15mm Packing size: 25 x 15 x 1.9cm Package Weight: 85g Package List: 20x Nut Covers 1 x Removal Tool