A:
It isn't designed to leak, but oddities do happen. If you are looking to avoid shirt stains, I'd suggest buying a capped pen like the following:
http://www.staples.com/uni-ball-Onyx-Rollerball-Pens-Micro-Point-Black-Dozen/product_206151?externalize=certona
Answered on 6/28/2012 by Community Answer from None