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Expansion Envelopes
Expansion Envelopes for Thick Documents & Shipments
Gusseted construction lets JAM Paper expansion envelopes accommodate bulky papers, photographs, catalogs, reports, and presentation sets. Gusset options include 1, 1 1/2, 2, and 4 inch depths across photo mailer, booklet, open-end, poly, and Tyvek styles. Sizes range from 10 x 7 3/4 to 17 x 14 inch. Peel & seal closures simplify packing, while the expansion styles fit offices, fulfillment teams, studios, mailrooms, and shipping areas.
Photo Mailers, Poly Mailers & Gusseted Envelopes
Material choices protect thick contents according to weight, flexibility, and mailing requirements. Rigid 130 lb photo mailers shield prints and photographs, while lightweight poly and Tyvek options handle durable shipments. Paper expansion envelopes handle reports and document bundles. Booklet openings give broad access, and open-end styles load from the shorter side. The mailer range covers records, catalogs, artwork, and supplies.
Expandable Envelopes with Peel & Seal
Self-adhesive closures let busy packing areas prepare expanded envelopes without extra moisture or sealing supplies. Smaller gussets fit slimmer bundles, while deeper expansions accommodate thicker files or soft goods. White creates a professional appearance, and brown kraft adds a natural alternative. These expansion envelopes work for client packets, legal files, photographs, marketing materials, merchandise, and office distribution.
