Eco-friendly markers feature biodegradable components. Bold waterproof, super-permanent ink is nontoxic and contains no heavy metals. Marks on virtually any surface including plastic, metal, glass, wood and leather. Featuring a sharp point that keeps its shape. Convenient pocket clip. Marker Type: Permanent; Assortment: 1 Red; 3 Black; Color(s): Assorted; Tip Type: Fine.