Material and durability The windshield washer bottle cap is made of solid plastic, not easy to damage. It is of good quality, solid and stable, providing reliable use over the long term. Key features and performance The cap provides a strong seal to effectively prevent leaks, helping keep the front windshield clean, ensuring the driver has a clear view, and extending the life of the wiper. Installation and maintenance Easy to install with no special tools required. Quick installation saves time and effort and helps maintain the proper windshield washer fluid level. Compatibility and note Note: Before , please carefully check the applicable model, year and part number of the car radiator cap to ensure that the product you is suitable for your car. Use scenarios Daily driving in rain or spray to maintain a clean windshield and clear view. Winter and extreme climate conditions to prevent leaks and maintain visibility. Replacing a worn or damaged cap during routine windshield washer system maintenance.