Original Skull Design - Includes 4 black skull-shaped valve caps, perfect for your daily replacement needs. The red-eyed skull adds a touch of originality to your tires. Small, lightweight, and portable, it's an indispensable accessory that is both unique and practical. Excellent Sealing - All caps feature rubber O-rings that ensure optimal sealing against air and moisture. They protect the valve from dust, water, and sand, as well as damage, rust, and corrosion, extending its lifespan. Prevent punctures and drive safely. Premium Material - Made with an ABS shell and a rust-resistant copper core, these caps are durable and robust. The cap's smooth surface provides a good grip, and its textured surface ensures a firm fit on the valve, perfect for long journeys and challenging conditions. Easy Installation - Thanks to its non-slip strips, the cap screws on and off easily by hand, without tools. Simple and practical, it allows you to check tire pressure with ease. Important tip: Apply a little grease or oil to the threads to prevent them from sticking to the valve at high temperatures. Universal Tire Valve Caps - Pwsap skull-shaped valve cap measures 3 x 2.5 x 1.7 cm. Its size is ideal for most cars, SUVs, buses, trucks, wagons, bicycles, motorcycles, and electric vehicles. Widely used in car repair shops and for replacing valve caps at home.