Looking for a functional and stylish pen that is actually small enough to fit on your keychain? With the PicoPen, you can have a fine writing instrument with you whenever you need one. At less than 3 inches long and weighing under 1/4 ounce, you'll never know it's there until you reach for it. Tough yet elegant, you'll get a lifetime of use from this unique personal accessory. It's the keychain pen you can attach anywhere!