{"product_id":"autoboo-windshield-wiper-blades-24in-21in-pack-of-2-bracketless-all-season-quiet-performance","title":"AUTOBOO Windshield Wiper Blades 24in \u0026 21in Pack of 2 — Bracketless, All-Season Quiet Performance","description":"\u003cp\u003e\u003cstrong\u003eAUTOBOO 24\" and 21\" windshield wiper blades are a two-blade pack engineered to give streak-free visibility, quiet operation, and direct U-hook installation for many cars and light trucks.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThese wiper blades combine a bracketless, aerodynamic profile with high-tensile memory spring steel and protective red armor to deliver consistent glass contact across seasons. Designed for 9*3 and 9*4 U\/J hook arms, the pair (one 24\" and one 21\") installs in seconds without adapters. The balanced pressure distribution and low-noise operation were validated through extensive cycle testing to maintain performance over time.\u003c\/p\u003e\n\n\u003ch3\u003eHow do these blades handle different weather conditions?\u003c\/h3\u003e\n\u003cp\u003eAUTOBOO blades are built to perform in rain, light snow, and varied temperatures by maintaining flexible wiping edges and a sealed support structure. The bracketless design reduces ice buildup while the armored spring retains even pressure in cold and heat.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eAll-season rubber compound resists hardening and cracking.\u003c\/li\u003e\n  \u003cli\u003eBracketless frame sheds snow and debris for uninterrupted wipes.\u003c\/li\u003e\n  \u003cli\u003eRed armor protects the spring from corrosion and road salt.\u003c\/li\u003e\n  \u003cli\u003eTested through 1.5 million cycles for durability in repeated use.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill these fit my car and are they easy to install?\u003c\/h3\u003e\n\u003cp\u003eThe set is crafted for vehicles that use 9*3 and 9*4 U\/J style hook wiper arms, so no additional adapters are required. The universal U-hook clip locks in quickly, allowing most people to swap blades in minutes with no tools.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eIncludes one 24\" and one 21\" blade for driver and passenger sides.\u003c\/li\u003e\n  \u003cli\u003eDirect-fit U-hook connection—no adapter needed.\u003c\/li\u003e\n  \u003cli\u003eClear instructions and simple clip-release for fast installation.\u003c\/li\u003e\n  \u003cli\u003eCompact packaging keeps blades straight and ready to mount.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do these blades reduce noise and streaking?\u003c\/h3\u003e\n\u003cp\u003eEven pressure from the high-tensile memory spring steel ensures the blade edge hugs the windshield surface, preventing gaps that cause streaks. Aerodynamic shaping and reduced wind drag lower flutter and wind noise at speed.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eMemory spring steel distributes force evenly across the blade.\u003c\/li\u003e\n  \u003cli\u003eSeamless rubber edge minimizes streaking under varied loads.\u003c\/li\u003e\n  \u003cli\u003eStreamlined profile cuts down on lift and noise at highway speeds.\u003c\/li\u003e\n  \u003cli\u003eValidated quiet operation and smooth wipes through repetitive tests.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat materials and build details matter for longevity?\u003c\/h3\u003e\n\u003cp\u003eAUTOBOO combines a durable rubber wiping element with corrosion-resistant red armor and reinforced steel springs to extend useful life. Each component is selected to resist UV, salt, and mechanical fatigue that commonly degrade cheaper blades.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eHigh-tensile memory spring steel keeps consistent contact force.\u003c\/li\u003e\n  \u003cli\u003eRed protective armor guards the spring and connection points.\u003c\/li\u003e\n  \u003cli\u003eQuality rubber compound resists cracking from sun and cold.\u003c\/li\u003e\n  \u003cli\u003eBracketless construction reduces trapped debris and wear points.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: Drivers who want an affordable, reliable blade pair that fits U-hook arms and performs quietly through seasons. Ideal for commuters, ride-share drivers, and anyone replacing worn factory wipers with an easy-install, long-lasting alternative. If your vehicle uses 9*3 or 9*4 U\/J hooks and you value streak-free visibility with low noise, this AUTOBOO 24\" and 21\" pack is a practical upgrade.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Do these blades fit U-hook wiper arms?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes — they are designed for 9*3 and 9*4 U\/J hook arms and install without adapters.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What sizes are included in the pack?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: This pack contains one 24-inch blade and one 21-inch blade suitable for driver and passenger sides.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"AUTOBOO","offers":[{"title":"Default Title","offer_id":48087269834910,"sku":"B08MF11HHJ","price":34.98,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/autoboo-front-packaging-24x21-wipers.jpg?v=1785919766","url":"https:\/\/northtrailauto.ca\/products\/autoboo-windshield-wiper-blades-24in-21in-pack-of-2-bracketless-all-season-quiet-performance","provider":"North Trail Auto","version":"1.0","type":"link"}