Work sweater in rib-pattern from neck down and with 1 strand Alpakka Ull and 1 strand Tynn Silk Mohair. Beg to cast on sts for the back, and work back and forth until underarms.
Cont to knit up sts on each shoulder for left and right side of front.
Inc for neck and join left and right side of front to one. Work front back and forth until underarms. Join back and front and cont in rnds until full length. Knit up sts on armhole edges for sleeves.
Work sleeves in rnds and dec on last part of sleeve for a narrow shape. Work neckband.