Simple Lacy Hat

Needles: size 4 circular needle and size 4 dpns
Yarn: Malabrigo Silky Merino. Colorway: #414, Cloudy Sky.
Pattern:
Cast on 90 stitches, join. k1,p1 for 6 rounds
Rnd 1:*k2tog,yo* one round
Rnd2-4 knit
Continue until 7" from cast on.