• Uniball Broad Gold Signature Pen Um-153 Features and DescriptionsUniball Broad Gold Signature Pen Um-153 Uni-Ball UM-153 Signo Broad Signature Pen 1 0 mm One of the right choices to meet your needs for roller gel ink pen in the office, Uni-Ball UM- 153 Signo Broad Signature Pen 1 0 mm is also known as a signature pen with its stainless steel tip and quality ink. With the durability of its ink, your writing is not affected by pristine water