Feature: 1. The blind spot rearview mirror will not affect the reflection of the road rearview mirror, and can clearly see the existing hidden safety blind spot, improving driving safety. 2. Effectively expand the field of vision, allowing you to improve driving safety when overtaking or changing lanes. 3. The reflection angle can be adjusted freely, which is suitable for most cars, SUVs, RVs and trucks. 4. Simple and convenient to install, just stick and use, suitable for installing on rear-view mirror and side-view mirror 5. This product is made of ABS+gla, which is hard and impact resistant, effectively protects the lens, and improves the service life of the rearview mirror. Transparent mirror surface, waterproof, anti-fog, and wear-resistant. Specification: All compatible vehicles: universally suitable for all vehicles Material: durable ABS plastic and gla Size: 13.5*3*1.5cm Install 1. Clean the surface: to install these blind spot rearview mirrors, we need to gently clean the surfaces of the two exterior rearview mirrors of the vehicle with an alcohol pad or cotton ball; 2. Adjust the position: After the side mirror is completely dry, first calibrate the position where we want to place the blind spot mirror, then tear off the paper cover on these blind mirrors, peel off the paper cover, and stick it with an adhesive. 3. Rearview mirror: lightly install one on the outer rearview mirror at the predetermined position. After correct positioning, apply moderate preure to each complete side-view mirror for about 20 seconds to securely fix it. warn: 1. Do not wash the car within 24 hours after installation, so as not to damage the viscosity. 2. This item does not apply to motorcycles. include: 2*Auxiliary rearview mirror (a pair)