Uni-Ball UMN-S-05 Retractable Gel Ink Rollerball Pens - 0.5mm Tip Nib - Packs
Retractable Gel Ink Rollerball Pens. The retractable writing pens have a smooth flowing 0.5mm nib for a fine neat script whilst being convenient - no lid! The sleek shape of the barrel makes it comfortable to hold.