【Equipped with waterproof material】: Upgraded with silicone strip containing special waterproof material, doubles the service life. While using wipers, it can also form a waterproof coating on the glass surface, allowing rainwater to automatically flow away like a lotus leaf, and keeping the view clear.【Silicone-coated strip】: Made of 5plus silicone material, not affected by UV rays, has good weather resistance, does not deform at high temperatures, and does not become hard at low temperatures. It is coated with special graphene, reducing wiper friction and providing double protection to prevent wear and make it quieter to use.【Performance】: Upgraded metal base, with double precision memory steel spring strips, adapts to the curvature of each side of the windshield, thoroughly cleans the windshield.【Installation & Guarantee】: Suitable for Top Lock wiper arms (NOT for J-hook wiper arms), 10-second quick installation. 3 months return and refund, one-year quality guarantee. Contact our customer service through Amazon and we will provide assistance within 24 hours.【Replacement for OEM】: Compatible with Amazonconfirmedfit.Replacement for CHEVROLET Silverado 1500 2500 HD 2018-2014 Silverado 3500 HD 2019-2014 Silverado 1500 LD 2019/GMC Sierra 1500 2018-2014 Sierra 2500 HD 3500 HD 2019-2014 Sierra 1500 LIMITED 2019 Windshield wipers【Not Fit For U/J Hook Wiper Arm 】.