4pcs Aluminum Alloy Car Wheel Tire Stem Caps Rim Stem Covers Dustproof Waterproof for Automobiles Trucks Bikes//Product Description Made of high hardness and lightweight aluminum with precision casting technology and high quality, more durable than the original product. 1, using high hardness and lightweight aluminum, made by precision casting technology. 2, Products both beautiful and practical, many colors! 3, specially designed for tire valve, silk clamping, the use of more secure! Product Features 1, products both beautiful and practical, colorful and charming. 2, specially designed for tire valve, silk clamping, more secure. Installation method Remove the original valve cover and replace it.