Poly bubble mailer size: Outside size: 8.5x12 inch, Inside size: 8.5x11 inch. Pack of 25pcs. These white bubble mailers were black inner lining, so it looks like light grey color not a true bright white.
Light weight mailer: This padded envelopes is very light, it can provide outstanding low cost shipping protection for a wide variety of products
Water resistant bubble envelopes: Water-resistant and tear-proof mailer protects delicate products.It provides outstanding storage and shipping protection against the elements such as water,dirt,ice,snow and rain
Durable: This bubble envelopes made from a durable, moisture resistant, multi-layer blend of polyethylene film. The interior built with bubble lined wall construction for extra protection during transit
Tight seal: The self-seal closure provides a reliable, tamper-evident tight seal to secure all enclosures. Extra smooth surface is perfect for handwriting, labeling and stamping