Industrial Marker, Actuation Type Valve, Compatible Surfaces Cardboard, Ceramic, Glass, Metal, Paper, Plastic, Rubber, Wood, GE Nuclear and Aircraft Engine Specification Compliance Not Applicable, Marking Tip Shape Bullet, Maximum Application Temperature 95 Degrees F, Maximum Performance Temperature 95 Degrees F, Paint Marker Format Marker, Pigment Base Type Solvent, Pigment Color Blue, Pigment Material Paint, Pigment Permanence Permanent, Product Type Liquid Paint Marker