Silicon wiper material surface is coated with PTFE, which can extend the service life and have better performance. Adopting Nanotechnology: Inject water bead nanotechnology. Automatically reapply the glass coating after you wiping every time. Long Service Life: Ensure twice the service life and smooth and quiet performance; Sufficient Pressure: Ensure sufficient pressure on the windshield and cleaning wiper. Durable and Practical: Adapt to tropical climate. Name: Universal U-shaped boneless wiper blade Position: Left Applicable models U-shaped interface models Size: 14,16,17,18,19,20,21,26 Material: Grade A natural rubber Size: 18 Net weight 97g including packaging 130g Size: 20 Net weight: 109G including packaging 142g Quantity: 2pcs Package package: 2 wiper rocker arms