Also called: Rib, 1x1 Rib, 2x2 Rib
Alternating knit and purl stitches to form a stretchy, reversible fabric. In ribbing, knit and purl stitches stack up in columns. Ribbing can be made of any combination of knits and purls, as long as they stack up. Examples are 1x1 rib, 2x3 rib, 2x4 rib, etc.