Practical combination: our product set includes 1 pcs wooden crochet blocking board and 10pcs wooden rod pins, that will allow you to block more projects. Never struggle with insufficient and short pins again. Size details: board: 30x20cm(12x8"), thickness:17mm, hole: 3mm; pin: 302x3mm, there are 600 holes on the product. Ideal for knitting granny squares, with this kit you can enjoy your creations anytime and anywhere. Long lasting use: the granny square blocking board using high-quality wood, polished and painted through multiple processes, the surface is smooth and burr-free, odorless, preventing scratching desktop items and your hands. Functional knitting kit: we add 10 pcs rods, it can restore symmetrical balance to a misshapen project. The rods can set the stitches and can even lessen the drape of the fabric. A blocking board kitt can make your knitting more professional. Perfect gift : our crochet blocking board diy kit, which contains the items needed for knitting, is a great gift for mom, grandma, it can be put at the top of your gift list to bring your family as well as friends and colleagues a new experience and enjoy the fun of creating.