Stretchy bind off is also known as “lace bind off” or “decrease bind off”. It’s a bit like Estonian bind off, but it’s not as stretchy (I think). Super easy to learn and quick to make.
Find the video below 🙂
Knit first two stitches together through back loop.
Pass the just formed stitch from the right-hand needle on to your left-hand needle…
…and again knit two stitches together through back loop. Repeat.