Colaxi 100x Bubble Mailers 8.5inchx12inch Protective Packaging Supply for Packaging Black

[Ideal for Small Items]: These Envelope Mailers are suitable for packaging and shipping small items on a daily basis. [Self Sealing Adhesives Strip]: Each Shipping Envelopes features a self sealing adhesives strip for waterproof sealing, meeting your everyday needs. [Package Includes]: Each package contains 100 pieces of bubble mailers. [Material]: These Bubble Mailers are made of polyethylene material, ensuring privacy during shipping. [Size]: Outer Size 8.5Inchx12 Inch, Inner Size 8.5Inchx11 Inch, Bubble Mailers size 12.99inchx10.43inchx9.45inch. Specification: Outer Size 8.5Inchx12 Inch Inner Size 8.5Inchx11 Inch Bubble Mailers size 33cmx26.5cmx24cm/12.99inchx10.43inchx9.45inch Package Includes: 100 Bubble Mailers Note: Please allow slightly errors 1-2cm differences due to manual measurement.