Dahle Vantage 10670 Self Healing Cutting Mat, 9"x12", 1 2" Grid, 5 Layers for Max Healing, Perfect for Crafts & Sewing, Black 9" x 12" sold2026 Provides Magnesium that is better and the far infrared Provides Magnesium that is better absorbed by the body due to its Citrate form compared to the Magnesium Oxide form while giving your immune system the boost it may need to function optimally Model 10670 Features: • Size: 9" x 12" • Color: Black" • Self healing 5 layer design allows for maximum durability • 1 8" (3mm) Thick PVC construction protects work surface • Preprinted 1 2" grid for easy sizing of paper • Contains inch and metric measurements on the top surface • Surface material protects cutting blades from becoming dull • For versatility It’s this specialized formation of plastic that allows cuts to just disappear— which greatly prolongs the life of the mat