Kaweco Collection Sport Fountain Pen Mellow Blue Limited Edition 2022The 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 pastel blue resin fountain pen comes with a stainless 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