3D Printed Leather Jacket Pen Cup3D Printed Leather Jacket Pen Holders by John U Add personality and playful style to your desk with these 3D Printed Leather Jacket Pen Holders, meticulously hand painted by artist John U. Designed to emulate the classic bomber jacket, this unique pen cup is a fun yet stylish complement to your handmade pens. Each holder is precision 3D printed for durability and finished with detailed hand painted accents. The result is a functional piece of art that