Maybe try to get a Lamy Safari, <20€/$28. Takes both prefilled cartridges or fill it by yourself with a converter Z24/Z28. Plastic body feels solid, especially

Maybe try to get a Lamy Safari, <20€/$28. Takes both prefilled cartridges or fill it by yourself with a converter Z24/Z28. Plastic body feels solid, especially the matte variants (like Charcoal Black).