Mailbox Icon - New Mail Notification Illustration #3754978 (License: Personal Use)

This flat-design illustration depicts a light-blue curbside mailbox mounted on a bold red post. The mailbox door is open, revealing a tan envelope and a white document inside, while the red signal flag stands upright to indicate new mail. The composition uses simple geometric shapes and a muted color palette for clarity and versatility.

Commonly used on websites or apps related to email services, postal updates, notifications, or contact pages; it visually conveys “new message” or “mail received” to users seeking communication status.