Up to 3(3–6:6–9:9–12) months. Using 3mm (US 2/3) needles and MC, cast on 37(41:45:49) sts. Work 2 rows in garter st. Row 3 K1, M1, K17(19:21:23), M1, K1, M1, K17(19:21:23), M1, K1. 41(45:49:53) sts ...