... the jitter, the smears on the glass wear to a minimum.2, wiper airtight: split exact flat ... , quiet, flexible scraping swab flip, no bounce, elastic back to normal.4, no scratch: This boneless wiper blade no ... windshield5, more economical, widely used: no need to replace wiper arm replacement of the original car with ... blade is very soft and can be adapted to a variety of curved glass.In addition,the ...