With this wide angled mirror you can see everything inside and out an additional wide angled mirror can also be attached on the left right or in the middle that way you can see in all directions thus eliminating the blind spot thanks to the convexed curvature of the mirror you not only have a good view through the rear windscreen but also through the rear side windows you can safely keep an eye on any children or pets on the rear seats the additional mirror can also be removed and be use