Pack of 100pcs sturdy corrugated mailer boxes. The Folding Shipping Friendly Slot Lettermail Box is ingeniously designed for shipping small items in a space-efficient and cost-effective manner. Crafted from durable materials, this box is foldable, allowing it to be conveniently stored and assembled when needed. It features a slot that is compliant with standard letter mail dimensions, making it suitable for economical shipping via postal services. The box is easy to fold, seal, and label, providing a user-friendly experience for both senders and recipients. Ideal for compact items and documents, this shipping-friendly box ensures secure delivery while minimizing shipping costs. - Box size: 7"x7"x 0.7" H (18*18*1.8cm) - Front locking tabs for added security - More sizes and colors in stock. Same day shipping or Toronto warehouse pickup. Zakka Canada is a local Canadian business serving retailers since 2007. Same day shipping from Toronto and warehouse pickup is available.