This simple pattern is associated with the alternation of the front and back loops. To knit the sample, the number of loops multiples of 4, plus two edge loops, is drawn on the spokes.
1 row: * 2 facial, 2 purl *;
2 rows: * 2 facial, 2 purl *;
3 series: * 2 purl, 2 facial;
4 rows : * 2 purl, 2 facial.
