Knit in garter stitch from the top down, the striped yoke is punctuated with slipped stitches. The sleeves are knit flat then seamed and the body is knit in one piece. The striping can be knit with graduated colors as shown or just one contrasting color. Four buttons close the yoke.
Yarn
9 (10, 11, 13, 15) skeins of Chickadee in Frost (MC)
1 (1, 1, 1, 1) skein each of Chickadee in Bosc (CC1), Wasabi (CC2), Marsh (CC3) and Pea Coat (CC4)

Note on the yarn weight:
Chickadee is listed on the Quince & Co. website as
Sport/DK. I have been able to get gauge with a DK weight yarn also.