Cotton size 20 325 yards in 6-cord or 300 yards in 3-cord quality. Steel crochet US size 9.

Gauge: Rounds 1-3 are 1 3/8” in diameter.

For a mat measuring 9.75” in diameter, use crochet cotton size 40 and a US size 13 steel hook.

Intermediate. Work in chain stitches, 4 treble clusters, back loop only. Thread breaks twice.

Pattern 17, page 39 of Magic Crochet.