100 ct 10×13 Self-seal Poly Mailers. Tear-proof, Water-resistant and Postage-saving Lightweight Plastic Shipping Mailing Envelopes/Bags. ✓ Free 60 Day Returns ✓ Free Express Shipping Description: Progo poly mailers made by high quality plastic, tough and tear-proof. Provide outstanding storage and shipping mailing protection against water, snow and rain. Features: Unsurpassed Water & Tear Resistance, heavy duty polyethylenePlastic mailing bag, white outer surface, grey inner liningPressure sensitive self sealLight Weight & Time Saving100 pieces pack Product Details: Brand: ProgoColor: White,GreyClosure Type: Self-SealMaterial: PlasticNumber of Items: 100Manufacturer: Maxtek Corp.Brand: ProgoItem Weight: 2.09 poundsProduct Dimensions: 15 x 13.3 x 0.7 inchesItem model number: FBA_PKG-PolyMailer10x13Is Discontinued By Manufacturer: NoColor: White,GreyClosure: Self-SealShape: RectangularMaterial Type: PlasticNumber of Items: 100Size: One SizeSheet Size: 10-x-13-inchManufacturer Part Number: FBA_PKG-PolyMailer10x13Date First Available: October 31, 2012