Quality Park 12 x 16 x 4 DuPont Tyvek Expansion Mailers with Redi-Strip® Closure – Expansion – 12″ Width x 16″ Length – 4″ Gusset – 18 lb – Self-sealing – Tyvek – 50 / Carton – White

Expansion Envelopes with heavyweight Tyvek offer superior protection for mailing bulky items that are not too heavy. They are ideal replacements for costly boxes or cartons. Envelopes feature open-side style and convenient Flap-Stik closure. Envelopes made with 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: 50 / Carton
Product Type: Envelope
Product Information
Mailer/Envelope Type: Expansion
Mailer/Envelope Width: 12″
Mailer/Envelope Length: 16″
Mailer/Envelope Gusset: 4″
Basis Weight: 18 lb
Closure Type: Self-sealing
Closure Side: Open Side
Features:

• Puncture Resistant
• Tear Resistance
• Water Resistant
• Moisture Resistant
• Heavyweight

Physical Characteristics
Product Color: White
Product Material: Tyvek
Miscellaneous
Recycled: No
Assembly Required: No
Country of Origin: United States