The Roller Pen 0.7 PVR-155 uses a rollerball ink system for practical everyday writing at school, in the office or at home. Its convenient design suits note-taking, lists, forms, assignments and routine desk work, and it can be stored easily in a pen holder, pencil case or work bag. It is a practical addition to a well-organized supply cupboard and can be selected confidently by checking the stated model, size and intended use.