Paint Markers, Paint Marker, Marking Tool Surface Material Cardboard, Concrete, Fabric, Glass, Grout, Metal, Paper, Plastic, Rubber, Stone, Wood, Marker Type Permanent, Marking Tool Base Material Paint, Marking Tool Color Family Blacks, Marking Tool Tip Size Group Medium, Min. Temp. -50 Degrees F, Max. Temp. 150 Degrees F, Marking Tool Tip Shape Bullet, Standards Meets California Proposition 65, EPA HAPS and SARA 313, Tip Size 1/8 in, Color Black