Never run out of ink with 207 Gel Pen Refills from uni-ball featuring a 0.7 mm medium point with a stainless steel tip that resists bending & breaking. Even-flowing, pigment-based gel ink delivers a smooth writing experience for intense, vibrant lines, ensuring that every mark is brilliantly communicated. Use uni-ball gel ink for everyday writing tasks, check signing & all of your important signatures, trusting its quick-drying uni Super Ink. Innovative uni Super Ink technology effectively entraps the gel ink into the paper, producing fraud, fade & water-resistant documents that resist check washing or bleaching. The 0.7 mm medium point strikes the perfect balance between bold & detailed lines. Refill Format: Standard Gel; Refill for Series: uni-ball Signo Gel 207 Pens, Signo Gel 207 Premier Pens, Signo Gel 207 Gel RT Pens; Refill Ink Color: Black; Color Family: Black.