Holding yarn double and knitting in the round
Edging garter stitch and 2x2 ribbing

Co (long tail) 80, needle 4 mm

Pm beginning of round, 6, pm, 34, pm, 6, pm, 34

1. p 6, k2(p2, k2)* , p 6, k2 (p2, k2)*
2. k 6, k2(p2, k2), k 6, k2, (p2, k2)

Repeated 5 more times, ending with row 2

Next row(MC)

p 6, k 34, p 6, k 34

Change colour, knit 2 rounds with each
Followed pattern for the remaining part
Buttons on both shoulder straps