No. 10 envelopes feature two poly windows for the return and mailing addresses. The inside tint provides privacy for sensitive documents. 24 lb. envelopes are compatible with most standard 8-1/2"" x 11"" computer-generated invoices and statements. Top window (3-1/2"" wide x 1"" high) is positioned 1/2"" from left and 2-1/2"" from the bottom of the envelope. Bottom window (4"" wide x 1-3/8"" high) is 1/2"" from the left and 3/4"" from the bottom. Flaps are gummed for easy closure.

No. 9 envelopes feature security tint and double windows and are compatible with most standard letter-size, computer-generated invoices and statements. The 1-3/16"" x 3-1/2"" top window is positioned 3/8"" from left and 2"" from the bottom of the envelope. The bottom window (1"" x 4"") is 3/8"" from the bottom. 24 lb.

No. 9 invoice envelopes offer double windows for return address and mailing address. Compatible with most standard 8-1/2"" x 11"" computer-generated invoices and statements. Top window (1-3/16"" x 3-1/2"") is positioned 3/8"" from left and 2"" from the bottom of the envelope. Bottom window (1"" x 4"") is 3/8"" from the left and 1/2"" from the bottom. Poly windows and inside tint deliver privacy of contents. Self-sealing design makes them quick and easy to close. 24 lb. envelopes require no moisture to seal. Unique double flap design keeps the gum from sticking before use. Simply raise the lower flap and press.

• Moisture Resistant
• Security Tint