Unlike other similar products, these luminous valve caps feature a fluorescent design that absorbs light during the day to emit a bright glow at night, ensuring enhanced visibility and safety on the road. Crafted from high-quality rubber, these tire valve caps provide excellent sealing performance, safeguarding valve stems from dust, dirt, and corrosion, effectively preventing air leakage and extending tire lifespan. With an innovative rotating thread design, installing these glow-in-the-dark valve stem covers is quick and effortless. Simply rotate and tighten by hand within seconds for a secure fit without the risk of loosening or falling off. Suitable for various vehicles such as cars, bikes, motorcycles, SUVs, trucks, and bicycles, these stylish valve caps serve as practical and decorative accessories that add flair to your vehicle while offering functional benefits. Not only do these luminous tire valve caps enhance the aesthetics of your vehicle, but they also make perfect gifts for family and friends who appreciate cool and practical car accessories. Surprise them with a unique and stylish present Description: Enhance the look of your vehicle with these luminous valve caps. Designed to provide excellent sealing performance, these caps protect your tire valves from dust, dirt, and debris, preventing corrosion and air leakage. Made with fluorescent materials, they absorb light during the day and glow at night, adding style and visibility to your vehicle. The upgraded split design of these valve stem covers fits a variety of vehicles, ensuring enhanced brightness and practicality. With a simple rotating thread design, installation is quick and easy, requiring only a few seconds to tighten securely by hand. Before first use, expose the caps to light for optimal glow. Suitable for cars, bikes, motorcycles, SUVs, trucks, and bicycles, these glow-in-the-dark valve caps are a versatile and valuable accessory. Give your vehicle a cool and stylish touch while also making a perfect gift for family and friends. Add these lighted exterior accessories to your vehicle today and stand out on the road. Item Name: Luminous Valve Cap Material: Rubber Features: Simple Installation, Practical, Long Lasting Size Details: 1.7cm x 1.3cm/0.67" x 0.51" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 12 x Luminous Valve Caps