Puff stitches are just a series of unfinished half double crochets on a hook and then secured at the top to close. Depending on how puffy you would like the puff stitch ,you add as many loops on the hook that you like.
by knit and crochet with Joanna
by Crochet Modern Trends
by Sass & Stitch
by Crochet Nuts
by Ichigo crochet - いちごクロッシェ -
by 뜰래아
by Easy Crochet