Moebius

Even if you don't know a thing about knitting, this wonderful 9min video tutorial on how to knit a moebius cowl is absolutely fascinating to watch for her great description of the moebius WHILE she's knitting along.

PS - Thick yarn like this always looks like some kind of putty string.

"CAT BORDHI - Intro to Moebius Knitting" (Watch on YouTube)