mail-close-corner from coolicons in Line with regular corners. email, envelope, message, failed, cancel, undeliverable, remove. Other styles and corners: @coolicons/<style>/<radius>/mail-close-corner with line, duocolor, duotone, fill or bulk and sharp or round. Leave out regular, like @coolicons/fill/mail-close-corner, and use @coolicons/mail-close-corner for line with regular corners.
pnpm dlx shadcn@latest add "https://coolicons.cool/r/mail-close-corner.json"