Here is a bonnet to crochet in brioche stitch with Lang Yarns Sunshine knitting yarn (100% coton mercerisé) in your choice of color, 0024 shown.
Quantities to knit are:
Lang Yarns Sunshine 0024: 2 balls
Crochet 4-4.5 mm (US 6/G_7/F /UK 8-7) not included with the yarns. The knitting yarn kit includes a photo copy of the pattern.