That one's for sale, as you can tell if you click on it. These one's are not yet in the shop. You could click on them, if you wanted, for fun...
Observations from the weather deck
It is quick and easy, though it makes a pretty loose knit. I've found this can be partly counteracted when the hat is washed/shrunk. If you don't mind having a smaller hat, you can get the knit to be tighter with hot water and a bit of dish soap (same thing you'd do for felting, incidentally).

Mine is the knife at the top of the image. A shop downtown - here - carries other knives by Kyocera, marketed more like this image from the company's North American site:
Which of these looks like it comes from a place where people have more fun?
To be fair, the little packets are pretty good. The orange was, anyway. I think it might be a stretch to say that the packets will make you healthier (encourages hydration and contains vitamin C - 25 percent of the RDA - maybe just enough to avoid scurvy?), but who's going to quibble when you have better "moral."