Heavy-Duty Shipping Vinyl Bags A4 Size: 27-280mm (W) x 340mm (L) + 50mm Flap, 150 Bags ★ Convenient for packing and shipping via Click Post, Yu-Packet (Post), standard mail, etc. The inside is black or gray, so the contents are not see-through. Size: 27-280mm (W) x 340mm (L) + 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 or exchanges due to size differences will not be accepted except in cases of significant errors. Please purchase a size with some extra space. ■ 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 characteristic odor 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, placed in a vinyl bag, and then shipped in a shipping vinyl bag. ■ Please understand the above before placing your order.