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