Diamond markers also known as grease pencils leaves opaque markings without skipping on all typesglazed pottery, glass, plastic metal, rubber as well as porous surfaces such as fabric, wood, andmarks are water resistant and colorfast.can be easily removed from non-porous finishes.using the pull string easily exposes the paper wrapped core.Product Type: Marking PrinciplesQuantity Per Box: 12 PCs (Pack Of One)Brand Name: DiamondMaterial: Made of Soft High QualityLead Quality: High-Quality Lead
