Callie is a unisex Baby Knitting Pattern for a simple cardigan in 4 Sizes. Sizes 16’’, 18’’, 20 & 22’’ chests and are made using DK yarn with 3.25mm and 4mm needles. The 22” size is made following the 20” size pattern but using DK yarn with 3.75mm and 4.5mm needles. You will need 100:100:150:150g of DK yarn.