Is my self-healing cutting mat supposed to do this? Will it “heal” or is this a faulty product? : r/sewing

Self Healing Rotary Cutting Mat, Full 9x12, Best for Quilting Sewing

Self Healing Cutting Mat (24 X 36)- Professional Double Sided

Self Healing Rotary Cutting Mat, Full 9x12, Best for Quilting Sewing

Quiltville's Quips & Snips!!: Cancer Causing Cutting Mats?

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Self-Healing Cutting Mat Care

Do I need a self healing cutting mat? : r/sewing

🧰 SELF HEALING CUTTING MATS - ALL YOU NEED TO KNOW

Picking a cutting mat

Self-Healing Cutting Mat: Everything You Need to Know

Self-Healing Cutting Mat: Everything You Need to Know