Heavy Duty Shipping Poly Mailer Bags A4 Landscape 250mm x 340mm + 50mm Flap - 50 Bags ★ Convenient for packaging and shipping via Click Post, Yu-Packet (Post), and non-standard mail, etc. The inside is black or gray, so the contents are not see-through. Size: 250mm wide x 340mm long + 50mm flap Thickness: 0.06mm Color: Outside - White / Inside - Black / Gray With tape Weight: Approximately 12g/bag Material: Low-density polyethylene ■ Due to manufacturing, the size of each bag is not uniform, and there may be some errors. Returns and exchanges due to size differences will not be accepted except for significant errors. Please purchase a size with some extra room. ■ The product's color may appear different from the actual product depending on your monitor. ■ Please note that the material and color may change without notice depending on the manufacturing lot. ■ Especially when the product arrives, you may notice a unique odor characteristic of LPDE material. ■ As this is an imported product, creases may be present upon arrival due to manufacturing or transportation. ■ The bags will be folded in half and placed in a plastic bag, then shipped in a shipping poly mailer bag. ■ Please understand the above before placing your order.