Edge Fastening Buckle Fix the internal rubber strip to prevent the rubber from going out of place. The card cover is designed with barbs, which is non-removable and firm and will not fall off. U-type interface original car special interface Sterile Concealed Buckle Structure stable and firm Three-stage design, adding multiple pressure points, Make the wiper uniform force, good stability Tips: Be sure to remove the protective rubber cover before vertical installation 1 Open the wiper interface cap 2Insert the wiper arm hook 3Tighten the wiper arm hook 4 Insert and close the cap, and the installation is complete The package includes: 1* three-section wiper (silicone type 20) Dimensions may vary slightly due to manual measurements Due to the different display screens, there may be some differences between the color and the real object, thank you