From the Knit Picks Website:
This tank top is knit in the round, with cables in both front and back. The cables travel up the straps, which are grafted to the top of the back for a seamless look. It’s a simple, quick knit that will end up a summer wardrobe staple.

Needles: Size 6 (4.0mm): circular

Sizes Included:
Size 2 - 20” chest
Size 4 - 22” chest
Size 6 - 24” chest
Size 8 - 26” chest
Size 10 - 28” chest