Knit sample of 3×1 rib shown from the front.
Knit sample of 3×1 rib shown from the back.
Worked flat with a multiple of 4 + 3 stitches
In Words
Row 1: Knit 3, *purl 1, knit 3,* repeat from * to * until the end of the row.
Row 2: Purl 3, * knit 1, purl 3,* repeat from * to * until the end of the row.
These 2 rows form pattern.
Charted

Worked in the round with a multiple of 4 stitches
In Words
All rounds: *Knit 3, purl 1,* repeat from * to * until the end of the round.
Charted
