“No shoes” in Spanish is usually “sin zapatos”. If you mean a sign, you can also say _“No se permiten zapatos” or _“Prohibido usar zapatos” depending on the context.

Quick options

  • Sin zapatos = no shoes / without shoes.
  • No zapatos = not natural as a standalone phrase in Spanish, but sometimes seen in rough translation contexts.
  • No se permiten zapatos = shoes not allowed.

Example

  • You can’t come in with no shoes on.
    No puedes entrar sin zapatos.

If you want, I can also give you the most natural translation for a sign , a restaurant notice , or casual speech.