These letterboxes all take an A4 envelope that could suit fully inside the box with no getting remaining hanging out the entrance, ensuring that your mail stays dry and safe. D⁣V⁣S⁣p⁣ ⁣o⁣n⁣S⁣s⁣five⁣o⁣r⁣e⁣d⁣ ⁣⁣R⁣N⁣⁣ ⁣P⁣A⁣⁣ ⁣⁣⁣J⁣⁣ Three letter boxes on a rustic road in rural NSW Australia.