Quality Park Tyvek Expansion First Class Envelopes – First Class Mail – 10″ Width x 13″ Length – 2″ Gusset – 18 lb – Peel & Seal – Tyvek – 100 / Carton – White

General InformationManufacturer: Quality Park ProductsManufacturer Part Number: R4440Manufacturer Website Address: http://www.qualitypark.comBrand Name: Quality ParkProduct Name: Tyvek Expansion First Class EnvelopesMarketing Information: First-class expansion envelopes with heavyweight Tyvek offer superior protection for mailing bulky items that are not too heavy. They are ideal replacement for costly box or carton. Design features an open-side style and convenient Flap-Stik closure. Envelopes made of DuPont Tyvek won’t rip, tear or puncture. They are much stronger and more secure than traditional paper envelopes. These 18 lb. envelopes are water-resistant and moisture-resistant. They are easy to use. Simply peel and seal. Packaged Quantity: 100 / CartonProduct Type: EnvelopeProduct InformationMailer/Envelope Type: First Class MailMailer/Envelope Width: 10″Mailer/Envelope Length: 13″Mailer/Envelope Gusset: 2″Basis Weight: 18 lbClosure Type: Peel & SealClosure Side: Open SidePrint/Message: First Class MailFeatures: Puncture Resistant Tear Resistance Water Resistant Moisture Resistant Heavyweight Physical CharacteristicsProduct Color: WhiteProduct Material: TyvekMiscellaneousRecycled: NoAssembly Required: NoCountry of Origin: United States