Standard Size for Versatility: Each mailer is 8.5x12 inches (Size #2), with a usable space of 8.5x11 inches, making it versatile for a range of small to medium-sized items. Generous Quantity: Comes in a pack of 100, ensuring ample supply for frequent shipping or bulk mailing tasks. Superior Cushioning: Features bubble lining for optimal protection, safeguarding contents against shocks and bumps during transit. Secure Self-Sealing: Integrated self-seal tape provides a reliable and effortless closure, enhancing package security. Practical for Multiple Uses: Ideal for both personal and professional mailings, these mailers are a dependable choice for sending various items.