This pixie bonnet is crochet in a rectangle starting with a rib edging, then using a diamond stitch. It is then folded in half and sewn from the inside and crochet around the bottom to make the ties.

I have included a link to a YouTube tutorial video.

Written in English US terms with abbreviations for UK

Materials
Dk / weight 3 yarn 100-320 metres depending on size
3.5 and 4 mm crochet hooks
Needle
Scissors

Gauge Square
9 dc x 4 rows = 2" x 2"