Main Features: With its scientific power design, our wiper auxiliary spring provides additional force to the windshield wiper, ensuring stronger grip on the glass surface. Our wiper assist spring is equipped with an additional protective cover to prevent scratches and damage to the wiper blades. This design feature not only protects your wipers, but also improves their cleaning effect, ensuring a clearer view in harsh weather conditions. Installing our wiper assist spring is effortless. Just lift the wiper arm, slide the auxiliary spring into place, and then secure it with the included fastening clip. No tools or complex programs are required. Our wiper auxiliary springs are made of high-quality alloy and rubber materials, which are durable and long-lasting. It can withstand daily use and harsh weather conditions, providing long-lasting reliability and performance. Our wiper assist springs are designed specifically to accommodate most standard car windshield wipers on the market and have universal compatibility. Whether you drive a sedan, SUV, or truck, our products can improve the efficiency of your wipers. Specifications: Material:Alloy + Rubber Color: Black Size: 11cm/4.33inch Package Includes: 1/2/3 Pc X Car Wiper Booster Spring Note: Please allow 1-3cm differences due to manual measurement. Due to the difference between different monitors,the picture may not reflect the actual color of the item.Thank you! No Retail Box,Packing Safely in Bubble Bag. _x000D_