An Established Product With Reliable Features That Have Been Favored Worldwide For More Than 20 Years. The "Uni-Flow System" Ensures A Continuous Write With The Same Thickness To The Very Last Drop Of Ink .. Addicting Smoothness, Crisp Dense Lines, Extremely Quick drying. Stainless Steel Tip, 1.0mm tungsten carbide ball, Plastic & Elastic rubber barrel.
