Kaweco Collection Sport Fountain Pen Dark Olive Limited Edition 2021The Kaweco Sport is a pocket sized fountain pen that when posted transforms into a full sized pen that easily fits in your hand. This solid dark olive resin fountain pen comes with a gold plated steel nib and an ink cartridge to get you started writing right away! It uses short standard international ink cartridges, or you can easily convert it to an eyedropper pen with a little bit of silicone grease. Converter and optional clip sold separately. This