[7.9 INCH CROCHET SQUARE BLOCKING BOARD] The size of wooden blocking board is 20 x 20cm(7.9x7.9inch) and thickness is 1.5cm/0.59inch. There are 14 holes in each row for a total of 196 holes, with each hole spaced 0.5 inches apart to ensure each square is the same size. You can easily stack multiple smaller sized squares on the same crochet blocking board bamboo, or block larger sized squares (up to 7.5"), one stack at a time. A perfect-sized crochet knitting blocking board for easy to portable. It comes with 8 metal pins and 5 small balls of yarn.