--- product_id: 38559678 title: "Blue Summit Supplies 500#8 Double Window Security Envelopes, Gummed" brand: "blue summit supplies" price: "ΰΈΏ6955" currency: THB in_stock: true category: "Blue Summit Supplies" url: https://www.desertcart.co.th/products/38559678-blue-summit-supplies-500-8-double-window-security-envelopes-gummed store_origin: TH region: Thailand --- # Perfect #8 size fit Bulk 500-pack for nonstop workflow Security tint blocks read-through Blue Summit Supplies 500#8 Double Window Security Envelopes, Gummed **Brand:** blue summit supplies **Price:** ΰΈΏ6955 **Availability:** βœ… In Stock ## Summary > πŸ“¬ Seal the deal with security and style! ## Quick Answers - **What is this?** Blue Summit Supplies 500#8 Double Window Security Envelopes, Gummed by blue summit supplies - **How much does it cost?** ΰΈΏ6955 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.co.th](https://www.desertcart.co.th/products/38559678-blue-summit-supplies-500-8-double-window-security-envelopes-gummed) ## Best For - blue summit supplies enthusiasts ## Why This Product - Trusted blue summit supplies brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - β€’ **Reliable Gummed Seal:** Moisture-activated flap guarantees airtight, tamper-proof closure. - β€’ **Double Window Clarity:** Displays both return and payee addressesβ€”no labels, no hassle. - β€’ **Precision-Engineered Fit:** Tailored for QuickBooks checks, ensuring flawless alignment every time. - β€’ **Privacy-First Security Tint:** Protect sensitive info with inner tint that thwarts prying eyes. - β€’ **Bulk Supply for Business Flow:** 500 envelopes per pack to keep your accounts payable running smooth and uninterrupted. ## Overview Blue Summit Supplies #8 Double Window Security Envelopes are precision-crafted for QuickBooks checks, featuring a double window for perfect address display, a privacy-enhancing security tint, and a traditional gummed seal. Offered in a bulk 500-pack of durable 24lb white paper, these envelopes streamline business mailing workflows with reliable, secure, and cost-effective performance. ## Description desertcart.com : Blue Summit Supplies 500#8 Double Window Security Envelopes, Gummed | 3 5/8 x 8 11/16 in, Security Tint, Gummed Seal, for QuickBooks Checks, Business Mailings : Office Products ## Features - Precision Fit #8 Envelopes For Checks – Businesses and accounting teams mailing vendor payments use these #8 double window envelopes for QuickBooks checks measuring 3 5/8 x 8 11/16 inches, designed to align with voucher-style check layouts for consistent insertion during accounts payable workflows. - QuickBooks Check Envelopes with Address Alignment – Offices and payroll teams using QuickBooks checks use these number 10 double window QuickBooks envelopes for checks designed to display the return address in the top window and the payee address below, eliminating the need for labels during weekly check runs. - Safe Mailing with Inner Security Tint for Privacy – Businesses mailing payroll, paychecks, and financial documents use these #8 security envelopes with a printed security tint that helps reduce read-through and conceal memo lines during transit. - Reliable Gummed Seal – Accounting teams and mailrooms handling high-volume check runs use these envelopes with a traditional moisture-activated gummed flap that creates a secure closure for consistent sealing across payroll and accounts payable batches. - Bulk 500 Pack For Office Workflows – Small businesses, accounting teams, and home offices use this 500-count pack of #8 double window check envelopes made from 24lb white paper to maintain a dependable supply for recurring payment and mailing workflows. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B01NAQROBP | | Additional Features | Double Window, Security Tint, Self-Adhesive Closure | | Best Sellers Rank | #34,129 in Office Products ( See Top 100 in Office Products ) #105 in Business Mailing Envelopes | | Brand Name | Blue Summit Supplies | | Closure Type | Gummed | | Color | White | | Customer Reviews | 4.5 4.5 out of 5 stars (735) | | Item Dimensions L x W | 8.6"L x 3.6"W | | Item Shape | Rectangular | | Item Weight | 5.1 pounds | | Manufacturer | Blue Summit Supplies | | Material Type | Paper | | Model Name | No. 8 Double Window Security Check Envelopes For QuickBooks | | Number of Items | 1 | | Occasion | Business Mail | | Occasion Type | Business Mail, Checks | | Recommended Uses For Product | Checks | | Size | Number 8 | | Style | Security | | UPC | 865181000337 | | Unit Count | 500 Count | ## Product Details - **Brand:** Blue Summit Supplies - **Closure Type:** Gummed - **Color:** White - **Material:** Paper - **Occasion:** Business Mail ## Images ![Blue Summit Supplies 500#8 Double Window Security Envelopes, Gummed - Image 1](https://m.media-amazon.com/images/I/71UimhX0xoL.jpg) ## Available Options This product comes in different **Size** options. ## Frequently Bought Together - 500#8 Gummed Double Window Security Check Envelopes - Designed for QuickBooks Checks, Business Mailing, and Security - Computer Printed Checks - Gummed Flap - 3 5/8 X 8 11/16 - Amazon Basics Multipurpose Copy Printer Paper, 8.5 x 11 in, 20 lb, 10 Reams, 5000 Sheets, 92 Bright, White - Amazon Basics 1/3-Cut Tab, Assorted Positions File Folders, Letter Size, Manila - Pack of 100 --- ## 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.co.th/products/38559678-blue-summit-supplies-500-8-double-window-security-envelopes-gummed](https://www.desertcart.co.th/products/38559678-blue-summit-supplies-500-8-double-window-security-envelopes-gummed) --- *Product available on Desertcart Thailand* *Store origin: TH* *Last updated: 2026-10-02*