You will need: For Sweater: 1 pair of 3.25mm (UK10 - USA3) knitting needles, 1 pair of 4mm (UK8 - USA6) knitting needles. Stitch holders. Stitch markers. 3 buttons. For Hat: 1 pair of 3.25mm (UK10 - USA3) knitting needles, 1 pair of 4mm (UK8 - USA6) knitting needles. For Boots: 1 pair of 4mm (UK8 - USA6) knitting needles.