All-steel metal frame gives added strength to the wiper blade thus giving it durability both against stress and time. Zinc plating on the metal surface provides resistance against moisture and dirt that makes it corrosion free, along with UV protection.

The rubber used does not split when subjected to prolonged sunlight and heat exposure - the Rube is coated with Graphite which prevents it from drying out from Sunlight, this can be checked by rubbing your hand on the rubber blade, your hands will get black from the graphite coating

Smooth finish of the rubber prevents common wiper blades issues like squeaking and chattering (noisy cleaning), skipping and streaking (marks develop on windshield surface), etc