These cute little overalls could be worn with a short sleeve shirt underneath, for the spring baby, with a matching sweater for those cooler nights. This set was knitted up in a 5ply cotton, which is beautifully soft and cool for the spring/summer months. Also knits up beautifully in Debbie Bliss Baby Cashmerino yarn for the Autumn/Winter bub. OVERALLS Birth - 6 months, 6-12 months Yarn required - 5ply yarn (Classed as Fine #2 - Sport, Baby) as per Standards & Guidelines for Crochet and Knitting, compiled by Craft Yarn Council of America. Main colour2 x 50 gram balls3 x 50 gram balls Contrast colour1 x 50 gram ball1 x 50 gram ball SWEATERBirth-3 months, 6-9 months, 9-12 months Yarn required - 3 x 50 gram balls, 4 x 50 gram balls, 5 x 50gram balls EXTRA MATERIALS One pair 3.25mm (US 3, UK 10) needles Stitch holder 2 small buttons for back fastening of overall 2 larger buttons for front 1 button for Sweater ERRATA: For anyone who purchased this pattern prior to May 29, 2013. In the directions on Page 3, column 2, under sub heading With Right side facing rejoin yarn to remaining 30  sts, row 5 should read as follows; 5th Row First Buttonhole - P1, K2, yfw K2tog, K1, P2 *K5, P2, rep from * to last st, K1 (Only one buttonhole is worked in this row) In the directions on Page 4, first column, Row two should read as follows; Next Row Second Buttonhole - P1, K2, yfw K2tog, K1, P2 *K5, P2, rep from * to last st, K1 (Only one buttonhole is worked in this row) GAUGE 26 stitches over 36 rows = 10cm (4") square worked in stocking stitch on 3.25mm (US3, UK10 needles.