These letterbox boxes, as the name suggests, are designed for hassle-free delivery through letterboxes. They are officially approved by Post NL, ensuring they fit through any standard letterbox. Especially suitable for small, lightweight products, these sturdy letterbox boxes offer optimal protection during the distribution process, thanks to their 1.2 mm corrugated thickness, which helps maintain their shape. Product Specifications: * Easy Storage * Size: 255 x 160 x 28 mm * Quantity: Pack of 100 boxes * Format: A5+ * 100% Recycled * Fits Through Letterboxes * Available in Multiple Sizes * Discreet Shipping in Protective Packaging * Order by 4:00 PM for Next-Day Delivery In summary, Power Escorts Recycled Letterbox Boxes A5+ 255 x 160 x 28 mm - Pack of 100, approved by Post NL, are designed for easy delivery through letterboxes.