Looking for a functional, yet stylish pen that’s small enough to fit on your keychain? With the PicoPen, you’ll never be without a pen when you need one. Measuring 3 1/4 inches long and weighing just 1/2 ounce, you’ll never know it’s there until you reach for it. When you run low on ink, simply refill it with a common replaceable ink refill. Perfect for when you need to quickly jot down a note, sign a document, or even when paying the bill at a restaurant (who knows where that server’s pen has been…). Tough yet elegant, you’ll get a lifetime of use from this unique personal accessory. PicoPen features: New updated version of our original PicoPen Durable stainless steel construction Now available in your choice of pen barrels: stainless steel or premium aluminum bronze Unique magnetic cap closure for one-handed operation Simply pull the pen from the cap to deploy Cap secured with neodymium rare-Earth magnet Attach to keychain, travel bag, purse, golf bag, belt loop, backpack & more Uses a common replaceable D1 style ink refill (included) Compatible with Fisher pressurized refills (not included) SU1F: Blue SU2F: Red SU4F: Black What you get: (1) PicoPen with standard ink refill (1) Snap ring for quick attachment/removal (1) 12 mm split ring