G2 has been proven to be the longest-lasting gel ink pen so you can write more without having to refill often (Data on File) Comfortable Grip: A contoured rubber grip provides ergonomic support ...
"I think the Uni-Ball Micro 0.5 pen is the best pen overall. But the Muji 0.36 or 0.37 in dark blue ink is a very nice pen for other reasons. So those are the two I would use," Altman said.