Paint Crayon, Actuation Type Twist, Casing Material Plastic Holder, Dry Time 5 to 7 min, Glow-in-the-Dark No, Grade Scanner Compatibility Not Applicable, Hardness Not Applicable, Indoor/Outdoor Usage Indoor/Outdoor, Marker Size Group Standard, Marking Tip Shape Bullet, Maximum Application Temperature 392 Degrees F, Minimum Application Temperature 0 Degrees F, Overall Length 3/4 in, Pigment Color Black, Pigment Material Paint, Pigment Maximum Surface Temperature Not Applicable WARNING: Cancer - www.P65Warnings.ca.gov - Titanium dioxide (airborne, unbound particles of respirable size)