Here is a fancy stitch bonnet to knit with Lang Yarns Nova knitting yarn (48% merino wools, 32% baby camel hair, 20% nylon) in your choice of color, 0078 shown.
Quantities to knit are:
Lang Yarns Nova 0078 : 2 balls.
Knitting needles 4-4.5-5 mm (US 6-7-8 / UK 8-7-6) not included with the yarns. The knitting yarn kit includes a photo copy of the pattern.