Rnd 1, col A - MR (or ch4, sl st into 1st ch to join), ch2 (not counted as a st), 12dc into ring, pull yarn tail to tighten ring, sl st into 1st dc. [12dc]
Rnd 2 - Ch2 (not counted as a st), 1dc in same sp as ch-2, 2dc in next 11-sts, 1dc in next st, sl st into 1st dc to join. [24dc]
Rnd 3 - Ch2 (not counted as a st), 1dc in same sp as ch-2, *2dc in next st, 1dc in next, rpt from * 11 times, 2dc in next st, sl st into 1st dc to join. [36dc]
Rnd 4 - Ch2 (not counted as a st), 1dc in same sp as ch-2, 1dc in next st *2dc in next st, 1dc in each of the next 2-sts, rpt from * 11 times, 2dc in next st, sl st into 1st dc to join, ch1, cut yarn, fasten off and weave in ends. [48dc]