The Pentel Energel Rtx Liquid Gel Pens are a high-quality writing instrument perfect for office use. With a 0.7mm medium tip size, these pens offer smooth and precise writing. The pack includes 2 blue pens, making it convenient to have a spare on hand. The Pentel brand is known for producing reliable and durable writing tools, making these pens a great addition to any stationery collection. Plus, with free express shipping in the United States, you can easily order these pens for your office or workspace.