Blue Window Display Envelopes

Sea blue, pool blue, navy blue, seafoam aqua blue, pastel blue, and baby blue shades suit professional, promotional, and color-coded correspondence. JAM Paper blue window envelopes include standard #10 windows, #10 full-face windows, #10 all-purpose windows, #10 invoice double-window styles, A7 full-face windows, 6 x 9-inch full-face windows, and 9 x 12-inch open-end windows. This range supports invoices, office mail, announcements, invitations, promotional campaigns, and larger document mailings.

Available weights include 24 lb and 32 lb, providing options for everyday business correspondence as well as more substantial colorful mailings. Standard and all-purpose windows support address visibility, invoice double-window styles display billing details, and full-face styles keep more of cards, branded inserts, or promotional content visible. Open-end window envelopes provide a larger option for reports, presentations, and professional documents that require more space.

Many full-face, all-purpose, invoice, A7, and 9 x 12-inch options use peel & seal closures to simplify preparation for regular office mail and campaign fulfillment. The broad blue palette gives businesses and organizations choices ranging from soft pastel tones to deeper navy for departmental organization, branding, customer communications, events, and direct mail. Multiple window placements and envelope styles make this collection useful for both routine business correspondence and high-visibility promotional mail.