A knitting pattern fromDesigns By Tracy D. Instructions to make A swing style Baby Coat, Bonnet & Booties to fit a baby 18" chest (3-6mths) and 20" chest (6-9mths). It is made using DK yarn with3.25mm & 4mm needles for the 3-6 mths size, and DK yarn with3.75mm & 4.5mm needles for the 6-9 mths.