Description

Protect and present flat products with our 350 x 250 x 16mm White Cardboard Mailer Boxes. Made from durable corrugated cardboard, these ultra-slim self-locking die-cut mailer boxes are designed for secure, professional packaging of thin items while maintaining a premium unboxing experience.

The clean white finish delivers a modern and high-end appearance, making these boxes ideal for eCommerce businesses that value presentation as much as protection. The self-locking design enables fast assembly without tape or adhesives, improving packing efficiency in high-volume fulfilment environments.

Perfect for documents, prints, artwork, and other flat products, these mailer boxes provide reliable protection during shipping while minimising bulk and shipping costs. Supplied flat-packed, they save valuable storage space and streamline operations.

Key Features

• Strong corrugated cardboard construction
• Self-locking die-cut design for quick assembly
• Ultra-slim profile for flat products
• Premium white exterior finish
• No tape or glue required
• Lightweight yet protective structure
• Flat-packed for efficient storage

Benefits

• Provides a premium unboxing experience for flat items
• Protects contents from bending and damage during transit
• Speeds up packing and fulfilment processes
• Ideal for branding with labels, stickers, or inserts
• Reduces shipping costs with slim design
• Fully recyclable and environmentally friendly packaging

Ideal For

• Art prints and posters
• Documents and certificates
• Photos and marketing materials
• Stationery and paper goods
• Thin promotional products
• eCommerce order fulfilment
• Retail packaging for flat items

Specifications

• Internal Dimensions: 350 x 250 x 16mm
• Box Type: Die-Cut Mailer Box
• Closure Type: Self-Locking
• Colour: White
• Material: Corrugated Cardboard
• Quantity: 100 Boxes per Pack
• Supply Format: Flat Packed
• Application: Mailing, Shipping, Packaging & Fulfilment

Specifications

• Usage: Packaging & Tools