co even amount of st.

2 selvedge st:
Every first st., slip purlwise wyif.
Every last st., knit.

stitch pattern:
K1 (tog with the yo); YO + sl 1 purlwise. Repeat till end.

Set up row is almost the same: the one to knit is of course not yet with a yo.

This one: 16 st.
Length: 55 cm.
Three yarns tog, i’m guessing sports weights.