IMC Marks Weather Resistant Lead Free Industrial No. 1x Solid Stick Paint Marker, Purple (Pack of 12) Marks through oil and water Fast drying permanent marks Glides on smooth, rough, dirty or rusty surfaces Adheres on surfaces including: metal, wood, ceramic, glass, rubber, concrete, cardboard, paper and more Lead-free industrial paint in stick form Marks through oil and water Glides on smooth, rough, dirty or rusty surfaces Adheres on surfaces including: metal, wood, ceramic, glass, rubber, concrete, cardboard, paper and more Lead-free industrial paint in stick form