Acroball White Line Series The key feature of this three color, rotation type ballpoint pen is the changeable, built in correction tape cartridge! This writing instrument eliminates the need for bulky and expensive correction tape cartridges and refills by having the correction tape built in the writing instrument itself! 10 or 100 per order ($6.60 per pen) 0.7 mm 3 Color Pen (Black, Red and Blue) Built in Correction Tape (Refill Available 200 per order (W) 5mm (L) 2.5 m ($1.90 per refill) Pen Refills Available (200 per order) Black, Red, Blue and Green in sizes 0.7 mm or 0.5 mm ($.80 per refill) Comfort Grip White Line (Clear Blue) White Line (Black) White Line (Clear Green) White Line (Clear Orange) White Line (Clear Pink) White Line (White)