The designer behind the idea says they are an "opportunity for blind people to have a meaningful body alteration." We imagined we'd just keep running our fingers over it obsessively if we got one.
Editorial note: Whoa! You've found a super-old post here on BuzzFeed, from an earlier era of the site. It doesn't really represent where we are anymore, and may in fact be totally broken, but we're leaving it up as a part of our early history.