Crochet Square BlockersThis crochet square blocker is a used to shape and flatten your crochet squares, especially granny squares, after they've been wet. Made from natural wood and bamboo materials, suitable for large or small granny squares and high quality pins for securing your squares or free formed squares. A felt bag for the boards storage and a felt pouch for the pins storage. Just what you have been looking for to make blocking your crocheted squares an easy task.