1pc A3 A4 A5 PVC Cutting Mat Workbench Single-sided Splicing Cutting Mat Splicing Sewing Manual DIY Knife Carving Leather Cutting Board (random Color)1pc A3 A4 A5 PVC Cutting Mat Workbench Single sided Splicing Cutting Mat Splicing Sewing Manual DIY Knife Carving Leather Cutting Board (random Color) 5 Layer Extra SmoothSelf healing layer*2, protective layer*2, and hard layer*1 in the middle, to protect your working table. White Layer Blade ProtectionThe white hardness PVC in the middle can prevent the blade from piercing through it, much more effectively. OdorlessNo peculiar smell. Use