【Thickness for Protection】 The foam mat's 1.9 cm thickness provides excellent protection for your table, preventing scratches when using pins or nails. This ensures your workspace remains in great condition, even during intensive crafting sessions. 【Versatile Assembly Possibilities】These interlocking mats can be used individually for small projects or combined to create a larger surface for more complex tasks. This flexibility makes them suitable for a wide range of crafting needs, from knitting and crocheting to other needlework projects. 【Effortless Assembly and Stability】The mats are designed for easy interlocking, allowing you to quickly set up a stable and secure crafting surface. Once assembled, they stay firmly in place, providing a reliable foundation for your projects. 【Precision with Grid Lines】The grid markings on the mats help you align your projects with accuracy, ensuring even shaping and a professional finish. Whether you're blocking a small swatch or a large blanket, the grid lines make it easy to achieve precise results. 【Secure Hold for Crafting Projects】These mats provide a firm grip for your knitting, crocheting, or lacework, keeping your projects taut and in place. Whether you're working on a delicate piece or a larger item, the mats ensure your work stays securely positioned throughout the blocking process.