The simplest way to cut your too long hair in nostril is by using this device. They are come with box and instruction like a bread trim machine. Work simply superb and we can count on ‘em.
They are made from fine brand you know well. Like Philips, Groom Mate, Remington, The Bullet and some of them also does not a well known brand but still have a good quality. Usually they are come from China. See this for detail www.disnaksumbar.org/best-nose-hair-trimmer/
There is no doubt using a scissor can be harmful. In the bathroom with wet floor can bring you to disaster. This device have a great shape and nice handle from rubber. With their shape blade made from fine non corrosive stainless steel they are can cut with perfect timing. You need to maintain the blade sharp level with checking it regularly and replace it if needed. If you are not do it, they work will be different. Rather than cut, they will pull the hair in nostril and can be a first gate for you to get allergic and influenza.
If you still confused about this, you can check this best nose hair trimmer page, they are provide full and detail information about this topic.
In conclusion, using a branded product with well material can be useful for us to get rid the nasal hair that make our face ugly like what this reddit user said. Cheaper solution is use scissor, but you should know the risk when using it.