Are you trying to eliminate your blind spots?
If yes, you don't need stick ons for your sideview mirrors. All you need to do is adjust your sideview mirrors almost as far out as they'll go. When a vehicle behind you starts disappearing from yor rear view mirror they'll appear on your left or right sideview mirror.
2014 BMW 528ix M Sport- Space Gray Metallic, Mocha Nappa Leather, Anthracite Wood Trim. Packages: ACC, DA, DA+, Lighting, Luxury, Prem, H-K SS, SAT, Rear Shade
2013 BMW X3 28i M Sport - Deep Sea Blue Metallic, Sand Beige Nevada Leather, FS Wood Trim, HG Roof Rails, and BMW Apps. GY Eagle LS 2 All Season Tires.
Packages: Cold, Con, DHP, Prem, Premium Sound, Tech