Specification Brand : ValueMailers BulletPoint1 : 2.5 Mil High Quality Self Sealing Mailers. BulletPoint2 : Self Sealing Poly Courier Shipping Mailers! BulletPoint3 : Superior tear and puncture resistance. BulletPoint4 : The Grey inner layer provides confidentiality BulletPoint5 : DURABLE AND SECURE - Waterproof, tear-proof and robust shipping bags that are ideal to send packages, items and parcels in a secure and reliable way so your contents are efficiently protected during transit. Does the job every time. ItemName : 100 10x13 And 25 12x15.5 Poly Mailers Envelope Bags Plastic Shipping Bags 10 X 13 ItemPackageQuantity : 1 ItemShape : Rectangular ItemTypeKeyword : envelope-mailers Manufacturer : ValueMailers Material : Plastic NumberOfItems : 100 PaperSize : 10-x-13-inch PartNumber : 300638991235 ProductDescription : 100 (10" x 13") Plus 25 (12" x 15.5") Self Sealing Poly Mailers (Just Peel-and-Seal) ProductSiteLaunchDate : 2013-03-26T18:57:32.240Z Size : One Size Style : Poly