Hot Surface Marker, Actuation Type Not Applicable, Casing Material Paper Wrapper, Dry Time 12 hr, Glow-in-the-Dark No, Grade Scanner Compatibility Not Applicable, Hardness Firm, Indoor/Outdoor Usage Indoor/Outdoor, Marker Size Group Standard, Marking Tip Shape Hex, Maximum Application Temperature 2,200 Degrees F, Minimum Application Temperature 1,800 Degrees F, Overall Length 4 3/4 in, Pigment Color White, Pigment Material Paint, Pigment Maximum Surface Temperature 2,200 Degrees F