Trust the ole Captain when he tells you this, I don't care which one you buy, but just buy one. You're going to save a lot of time and agony and pain and tears yanking out nose hairs while driving down interstate.
No no!!! TRUST YOUR ELDERS! And if you don't believe me, I guarantee you every older man who bought one of these will vouch for them in the comments section.
Help me, help you!!! Seriously, a degree in chemical engineering won't even come close to providing the ROI that a good pair of nose trimmers does.