Polcatay 2 PCS Car Blub Dust Cover, H4 H7 LED Extended Waterproof Sealing Cover, Rubber High Temperature Resistant Bulb Upgrade Modification Accessories, Universal for Most Cars Trucks (Black)

Silicone Material: This car bulb dust cover is made of silicone material, which has good flame retardant properties, can protect car bulbs in harsh environments, has no odor, is flexible and stretchable, and has high ductility.

Sealed Protective Cover: This sealed cover protects LED lights from water, moisture, dust and other substances, ensures stable high-brightness lighting of the bulb, and extends the life of the bulb.

Product Specifications: This dust cover is suitable for lampshade diameters with an inner diameter of 2.16 "-3.74 ", which is suitable for most cars. It is recommended that you check the diameter of the lampshade before ordering to ensure that it is suitable.

High Temperature Resistance: This rubber cover will not harden or crack over time due to changes in hot and cold temperatures, helping to maintain a relatively stable temperature inside the car light and reduce the impact on the bulb due to drastic changes in external temperature.

Easy to Use: This dust cover has uniform threads inside, which is easy to install and tighten and not easy to fall off. You can choose the right size and install it, and optional fixing clips are also provided for further fixing to achieve lossless installation.