Description Upgrade nano suction cup, direct adsorption, no glue, no danger to rearview mirror High polymer waterproof material Mirror surface treatment AF, not easy to stick water bead 360 ° press to adjust, customize the angle according to your needs Reverse tool, large field of view, no blind spots! Material Specifications: HD Glass + ABS Shell Color: Silver Modeling: Round Size: Product Diameter 6cm * Thickness 1. 5cm, packaging approximately 14. 5 * 8 * 3cm Product use: expand the field of vision, say goodbye to blind spots Applicable position: rearview mirror, recommended to be installed on the outside of the rearview mirror Installation method: vacuum suction cup mounting Package includes: 1 pair of blind spot mirrors