[Eco-Friendly & Extra Thick & Dirty-Resistant Grey]: blocking mats for knitting & crochet projects are made of environmentally Foam material, which is non-toxic and odor free. The blocking mats are high-density and extra thick (0.71inch), so they can effectively hold your pins firmly in place. These keep your crochet, lace, or needlepoint work taut and reused for many years. [Fit for All Projects]: any shape you want according to your project. Our blocking mats for knitting feature a perfectly aligned grid that allows you to precisely work on your projects and professionally finish them without any doubt. [Waterproof & Steam Compatible]: These blocking mats for crochet prevent moisture from seeping through, so you dry off any work on the surface. You can also safely use the blocking board for steam blocking, cold blocking, or wet blocking. The grid lines will not get ruined in any way. [Perfect Storage Bag & 150 T-Pins]: The crochet blocking board comes with a high-quality bag and 150 pins, which are easy to carry and store. Once your craft project is finished, store your blocking mats for knitters and T-PINS inside the FREE reusable bag! Need knitting accessories or knitting supplies as a gift? Our knitting blocking mats and pins won't disappoint you. [Customer Comes First]: Give our blocking mats a try, we are confident that you will love blocking mats for knitting & crochet projects. Colour:Grey Material:Foam Package Contents: 9 x boards 150 x nails 1 x storage bag