Solid Paint Marker, Actuation Type Not Applicable, Casing Material Not Applicable, Dry Time 12 hr, Glow-in-the-Dark Yes, Grade Scanner Compatibility Not Applicable, Hardness Firm, Indoor/Outdoor Usage Indoor/Outdoor, Marker Size Group Standard, Marking Tip Shape Hex, Maximum Application Temperature 400 Degrees F, Minimum Application Temperature 1,600 Degrees F, Overall Length 4 5/8 in, Pigment Color White, Pigment Material Paint, Pigment Maximum Surface Temperature 1,600 Degrees F