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
