ValueMailers 100 9" x 12" Poly Mailers Envelopes Bags Description High Quality Self Sealing Mailers.100 pack 9" x 12" Poly Mailers Envelopes Bags Features: High Quality Self Sealing Mailers. Water, Tear and Puncture resistant. The silver inner layer provides confidentiality. Made from durable, moisture resistant co-extruded polyethylene Pressure sensitive adhesive provides a high strength durable closure, water and dirt resistant High-efficiency mailers are perfect for shipping a wide variety of non-fragile items. Product Details: Brand: ValueMailers Color: White Closure Type: Self-Seal Material: Plastic Number of Items: 100 Manufacturer: ‎Uboxes Brand: ‎ValueMailers Item Weight: ‎1 pounds Product Dimensions: ‎7.5 x 9.5 x 15.5 inches Item model number: ‎PMB209120100 Is Discontinued By Manufacturer: ‎No Color: ‎White Closure: ‎Self-Seal Shape: ‎Rectangular Material Type: ‎Plastic Number of Items: ‎100 Size: ‎9"x12" 100 Bags Sheet Size: ‎9-x-12-inch Manufacturer Part Number: ‎PMB209120100 Date First Available: August 7, 2006