Columbian #9 Security Envelopes, 500 Pack, Double Window Self Seal Envelopes for Invoices and Business Mailings, Tamper Evident, 3-7/8" x 8-7/8", Durable 24 lb White Paper

Columbian #9 Security Envelopes, 500 Pack, Double Window Self Seal Envelopes for Invoices and Business Mailings, Tamper Evident, 3-7/8" x 8-7/8", Durable 24 lb White Paper

• Get a jumbo box of 500 Columbian self seal double window #9 envelopes (3-7/8" x 8-7/8") each with a security tinted interior and easy peel off Release and Seal closure
• These self seal envelopes have a Release and Seal peel strip; peel off the paper strip and press down for a permanent seal; it's simple, clean, and sanitary with no moisture required
• Security envelopes have a strong security tint pattern so you can't see what's inside; ideal for obscuring more sensitive information and protecting critical documents
• Side seam mailing envelopes allow for a smooth, fold-free back panel for printing graphics, logos, and more; durable 24 lb white wove paper provides a professional look
• Stock up on these envelope 500 packs so you always have some on hand; a great buy for small businesses, offices, and schools
• Top Window: 7/8" x 3 1/2"; 3/8" from the left; 2" from the bottom; bottom window is 1" x 4"; 3/8" from the left; 1/2" from the bottom