A4 Superflat White Mailing Box

This A4 Superflat White Mailing Box, measuring 310 x 220 x 16mm, is constructed from quality kraft corrugated cardboard to ensure secure shipping. Its ultra-slim profile is specifically designed for efficient packing and qualifying as a Large Letter for postal savings.

• 310 x 220 x 16mm Internal Dimensions provide ample space for flat items while maintaining a low profile.
• Kraft Corrugated Cardboard construction offers robust protection for contents during transit.
• White Exterior Finish presents a clean, professional look for branding or direct shipping.
• Large Letter Size Compliance ensures eligibility for cost-effective postal rates, saving on shipping expenses.
• FSC Certified Materials highlight a commitment to sustainability, using responsibly sourced paper.

Compared to traditional bulky boxes, this Superflat mailing box is engineered for modern shipping needs, optimizing space and reducing carrier costs. Its design is a significant improvement over previous iterations, focusing on high efficiency for packing and sending, while also adhering to postal size restrictions for seamless delivery.

Key Technical Advantages: Advanced Efficiency and Protection

Engineered for superior performance, this mailing box features a die-cut folding, self-locking design that simplifies assembly and ensures a secure closure. The e-flute construction offers rigidity without adding unnecessary bulk, making it ideal for items requiring a high-quality rigid flat mailer. Its compostable and recyclable materials underscore a strong environmental commitment, allowing businesses to ship responsibly without compromising on quality or customer experience.