Looks like a banana hammock to me.
FB4K - Every October we wrench on donated bikes. Every December, a few thousand kids get bikes for Christmas. For many, it is their first bike, ever. Every bike, new and used, was donated, built, cleaned and repaired. Check us out on FaceBook: FB4K.
Disclaimer: 99% of what I know about cycling I learned on BF. That would make, ummm, 1% experience. And a lot of posts.
Some seatpacks, like this Bontrager, already have one:
Does it cause chaffing on the inner thigh.
Some people are like a Slinky ... not really good for anything, but you still can't help but smile when you shove them down the stairs.
Eschew simplistic dogma.
$55 seems a bit much, but it would be a great conversation piece tho.
Huh wan't aware there is actually a market for banana holders.
Is that frame black or really dark blue?