--- product_id: 517090564 title: "#10 Security Envelopes, 500 Pack, Self Seal Envelopes for Home, School, and Business Mailings, No Window, 4-1/8 x 9-1/2 Inches, Durable 24 lb White Paper" brand: "columbian" price: "β‚©100030" currency: KRW in_stock: true url: https://www.desertcart.kr/products/517090564-10-security-envelopes-500-pack-self-seal-envelopes-for-home store_origin: KR region: South Korea --- # 500 envelopes per box Security tinted interior Smooth, fold-free back panel #10 Security Envelopes, 500 Pack, Self Seal Envelopes for Home, School, and Business Mailings, No Window, 4-1/8 x 9-1/2 Inches, Durable 24 lb White Paper **Brand:** columbian **Price:** β‚©100030 **Availability:** βœ… In Stock ## Summary > πŸ” Seal your success with style and security! ## Quick Answers - **What is this?** #10 Security Envelopes, 500 Pack, Self Seal Envelopes for Home, School, and Business Mailings, No Window, 4-1/8 x 9-1/2 Inches, Durable 24 lb White Paper by columbian - **How much does it cost?** β‚©100030 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.kr](https://www.desertcart.kr/products/517090564-10-security-envelopes-500-pack-self-seal-envelopes-for-home) ## Best For - columbian enthusiasts ## Why This Product - Trusted columbian brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - β€’ **Print-Perfect Back:** Side seam design creates a smooth, fold-free surface ideal for custom logos and professional branding. - β€’ **Durable & Professional:** Crafted from sturdy 24 lb white wove paper for a crisp, polished look every time. - β€’ **Effortless Seal & Send:** Release & Seal peel strip offers a clean, moisture-free, and permanent closure in seconds. - β€’ **Bulk Ready for Business:** 500 premium #10 envelopes to keep your office effortlessly stocked and ready. - β€’ **Confidentiality Guaranteed:** Security tint interior ensures sensitive info stays privateβ€”no peeking allowed. ## Overview Columbian #10 Security Envelopes come in a jumbo 500-pack, featuring a security tinted interior to protect sensitive contents, a convenient Release & Seal closure for quick, moisture-free sealing, and a smooth, fold-free back panel perfect for professional printing. Made from durable 24 lb white wove paper, these envelopes combine privacy, convenience, and a polished appearance ideal for offices, schools, and small businesses. ## Description Columbian #10 Security Envelopes, 500/Box, No Window, 4-1/8 x 9-1/2 Inches, Release & Seal Self Seal, White (COLO151) ## Features - Get a jumbo box of 500 Columbian self seal #10 envelopes (4-1/8" x 9-1/2") 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 ## Technical Specifications | Specification | Value | |---------------|-------| | Manufacturer | TOPS Products | | Brand | Columbian | | Item Weight | 6.34 pounds | | Product Dimensions | 9.5 x 4.13 x 0.1 inches | | Item model number | COLO151 | | Color | White | | Closure | Self-Seal | | Shape | Rectangular | | Material Type | Paper | | Number of Items | 500 | | Size | 500 Count | | Manufacturer Part Number | COLO151 | ## Product Details - **Brand:** Columbian - **Color:** White - **Material:** Paper - **Number of Items:** 500 - **Special Feature:** Security Tint, Self Adhesive ## Images ![#10 Security Envelopes, 500 Pack, Self Seal Envelopes for Home, School, and Business Mailings, No Window, 4-1/8 x 9-1/2 Inches, Durable 24 lb White Paper - Image 1](https://m.media-amazon.com/images/I/719vktv+1wL.jpg) ## Available Options This product comes in different **Size** options. ## Frequently Bought Together - Columbian #10 Security Envelopes, 500/Box, No Window, 4-1/8 x 9-1/2 Inches, Release & Seal Self Seal, White (COLO151) - Amazon Basics Blank 1000 Index Cards, 500 Count (Pack of 2), White, 4'' x 6'' - Oxford Index Cards, 3 x 5 Inches, White, Blank Notecards, Flashcards for School and Studying, Bulk Pack of Note Cards, 500 Count (5 Packs of 100) (40175) --- ## Why Shop on Desertcart? - πŸ›’ **Trusted by 1.3+ Million Shoppers** β€” Serving international shoppers since 2016 - 🌍 **Shop Globally** β€” Access 737+ million products across 21 categories - πŸ’° **No Hidden Fees** β€” All customs, duties, and taxes included in the price - πŸ”„ **15-Day Free Returns** β€” Hassle-free returns (30 days for PRO members) - πŸ”’ **Secure Payments** β€” Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** β€” Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.kr/products/517090564-10-security-envelopes-500-pack-self-seal-envelopes-for-home](https://www.desertcart.kr/products/517090564-10-security-envelopes-500-pack-self-seal-envelopes-for-home) --- *Product available on Desertcart South Korea* *Store origin: KR* *Last updated: 2026-05-25*