Columbian #10 Security Envelopes, 500 Pack, Self Seal Envelopes for Business Mailings, Tamper Evident, No Window, 4-1/8 x 9-1/2 Inches, Durable 24 lb White Paper

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About this item

• VERSATILE #10 BUSINESS ENVELOPES: Standard #10 size (4-1/8 x 9-1/2 inches) is ideal for mailing letter-sized documents folded into thirds, including invoices, statements, business letters, forms, and more
• EXTRA SECURE MAILING: A blue security tint with safety pattern blocks visibility, helping safeguard confidential information from prying eyes, even when held up to light, plus a SimplySafe seal that reveals tampering
• SAVE TIME WITH SELF SEAL ENVELOPES: The Release & Seal self-seal closure lets you peel and press for a strong seal, eliminating the need to lick envelopes or use wet sponges
• PRESENT A PROFESSIONAL IMAGE: Thick 24 lb white wove paper with side seams creates a crisp, high-quality windowless envelope that reflects well on your business and holds up in transit
• BULK VALUE PACK: Stock up on 500 security envelopes that keep offices, small businesses, schools and homes stocked and ready for consistent mailing needs

Product Description

Columbian #10 Business Envelopes are a great all-purpose solution for mailing letter-sized business documents. Designed for everyday office use, these standard white envelopes are ideal for correspondence, invoices, statements, checks, and marketing materials. Measuring 4-1/8\" x 9-1/2\", they comfortably fit standard 8-1/2\" x 11\" sheets folded into thirds.Each envelope is made from durable 24 lb white wove paper, offering a professional look that reflects well on businesses and schools. A blue security tint with an interior safety pattern helps block visibility through the paper, protecting sensitive information from being read during handling or delivery. The plain front, no window design provides flexibility for a wide range of mailing needs, from correspondence to promotional materials. A self seal closure with a tamper-evident security seal creates a strong, reliable bond and clearly reveals any attempted opening.Packaged with 500 envelopes per box, Columbian #10 Self Seal Envelopes are a dependable, never-out essential for offices, small businesses, and households that value security, convenience, and organization in their daily mailing tasks. (Manufacturer Item Number: COLO180)