as a professional Soft Wiper Blade manufacturer in China,Xiamen Meto Auto Parts Co., Ltd. specializes in producing Wiper blade since the year of2000. its brands:Meto,Dioyond. *Differ from other factories,currently we have two patent multifunctional adapters for Hook/Pin/Screw/Bayonet arms,can be locked or inserted into about 90% vehicles wiper blades' arms and easy for installation 1)WB-510:patent NO.:CN200420089297.5;suit5mm*22mm/?4.7mm/8.7mm*7mm/9mm*11mm/7.2mm*2.8mmwiper blade arms; 2)WB-520:patent NO.:CN200530124623.1;suit 8.7mm*7mm/9mm*11mm/7.2mm*2.8mm/?4.7mm(3/16?)/? 6.5mm(1/4?)wiper blade arms; They are widely suitable to most traditional and new car models : Hyundai, BENZ, Ford, Peugeot, Buick,BMW,V W ,FIAT, Toyota ,Honda, Nissan,Chevrolet and AUDI etc. *more competitive price for we both benefit: Our factory is managed effecitvely,and we control any unnecessary cost for customers. br ...[More] *high quality guarantee: Our professional QCs control every wiper blade carefully to avoid any defection out of factory.We accept refundment for quality problem. * short lead time: we have strict management in production and keep promised lead time as our concerned credit. All Following Tests A. Wiping ability B. Judder Test ( Car Driving Condition ) C. Strength , Impact and Friction Tests D. Weather Ability Test for Summer & Winter Season E. Noise Test F