Uniball 12-Piece Power Tank Retractable Ballpoint Pen Set, 1.0mm, Blue

Box of 12 Power Tank pens Write in temperatures as low as -20°C, upside down and on wet paper Comfortable to use thanks to its chunky rubber grip and a convenient retractable nib for speed of use If you are on a field trip, need to take notes in difficult conditions or you are an astronaut the Power Tank is the pen for you! 1.0mm ball writes a 0.4mm line