Gummed closure ensures a secure seal.

Treated with an antimicrobial agent to protect the envelope from the growth of bacteria, mold, mildew and fungus. Tinted to protect sensitive...

Lightweight catalog envelope for mailing or storage. Features a gummed closure for a secure seal.

Heavy-duty poly envelopes resist tears, repel moisture and are available in bright translucent colors for easy organization. Gusset expands up to 1...

This envelope is perfect for storing a variety of valuable, easy-to-lose materials. Durable Kraft stock. Gummed flap provides a secure seal.

Sturdy, recycled paperboard mailer protects contents. Expand on Demand™ expansion allows for convenient mailing of larger, bulkier items. No...

Tear-resistant Kraft stock handles heavy use. String and button closure keeps it simple.

Cost-effective solution for bulk mailing. Wove finish adds a professional touch. Gummed flap provides a secure seal.

Self-stick Redi-Seal™ closure requires no moisture to seal. Double flap design keeps envelope open until you choose to seal it. Wove finish adds a...

Create elegant and distinctive brand identity materials and personal stationery by coordinating Strathmore envelopes and business paper....

Durable water-resistant poly envelope has additional pocket on back. Snap closure keeps contents secure. Top loading.

Lightweight, moisture- and rip-resistant mailers made of DuPont™ Tyvek® help to reduce shipping costs. Clean, crisp look conveys a professional...

Self-adhesive Redi-Strip™ flap provides a secure seal. Protective paper strip keeps the self-adhesive closure free of dust. Wove finish.

Self-adhesive, Redi-Seal™ closure delivers press and seal convenience.

Durable, lightweight DuPont™ Tyvek® mailer is moisture- and rip-resistant. Tamper Indicating Panel (TIP) flap displays the word “OPENED” in bold...