[Eco-Friendly & & Dirty- Grey]: blocking mats for knitting & crochet projects are made of environmentally Foam material, which is non- and odor free. The blocking mats are high-density and (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 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 . 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 '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 Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.