This right here is the real problem I had with the space pen. I used to use them religiously until I was losing one every couple months. The ones without the c

This right here is the real problem I had with the space pen. I used to use them religiously until I was losing one every couple months. The ones without the clips are the worst, because they'll roll off of anything. They also had a nasty habit of falling out of my pockets when I sat down/got up. They are excellent pens though.