Double Window Envelopes

Side Seam & Barbary Tint

Security Double Window Envelopes help keep contents safe. View the address through the poly-film window.

Double window envelopes are commonly used for mailing invoices, check payments, payroll, etc. Many double window envelopes shown have the inside security tint, but are available with or without the inside security tint. All sizes have regular gum or self-seal gum options.

Number & Size

Number Size
6 1/4 1-1/8 x 4-1/2
6 1/4 3/4L 1/2B
6-3/4, 7, 7-3/4 1-1/8 x 4-1/2
6-3/4, 7, 7-3/4 7/8L 1/2B
Monarch 1-1/8 X 4-1/2
Monarch 7/8L 1/2B
9, 10, 11, 12, 14 1-1/8 X 4-1/2
9, 10, 11, 12, 14 7/8L 1/2B
8-5/8 1 x 4
8-5/8 1L 3/4B


Barbary Tint

Protect your privacy when sending checks, forms or other sensitive information.

Protect your privacy when sending checks, forms or other sensitive information. The tinted pattern inside discourages reading sensitive information through the envelope. Some of the most common scenarios in which security envelopes are used include: bank or tax statements, legal processing, Mailed checks, health documents, very personal correspondence, offers that contain sensitive information and anything with a social security number, account number or health information printed in the contents.

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