Uni-Ball EYE UB-157 Rollerball Pen ORANGE [Pack of 3] Medium 0.7mm Ball The Uni-Ball UB-157 Gel Pen offers Outstanding Style with High Performance - A Favourite for over 10 Years! High Quality & Reliable Rollerball Featuring Water-Proof Pigment Ink & Uni-Flow System to Ensure a Continuous and Consistant Write to the Last Drop Stainless Steel Tip with Tungsten Carbide Ball - TMedium 0.7mm Rollerball Writes a 0.5mm Line Orange Ink Pack of 3