This pattern is written in one size to fit Small/Medium. I wear a medium myself and there is plenty of “give” in the finished jumper that it should also fit larger sizes. To increase the pattern for larger sizes you will need to add multiples of 10+5 st.
Bust: 21”, 53cm (measured across front only)
Length: 25”, 64cm

Techniques:
Knit, Purl, Slip stitch, pass stitches through slipped stitch, kfb, decreases (SKPO, K2tog, and P2tog)

Intermediate level knit