FriXion Clicker – Block Check – 0.5 mm

FriXion Clicker – Block Check – 0.5mm Pen comes with blue ink Regular FriXion Clicker is available in 0.5mm, 0.7mm More FriXion pen colors and options here About FriXion:The FriXion ink is erasable by rubbing with the tip of the pen to create the frictional heat needed for the ink to disappear. Since the ink reacts directly to temperature, it is recommended not to leave it under direct sunlight or anything that’s hotter than 140 Fahrenheit.