---
product_id: 37086617
title: "500 No. 9 Double Window Security Envelopes - Designed for Quickbooks Invoices and Business Statements with Self Seal Peel and Seal Flap - Number 9 Size 3 7/8 Inch X 8 7/8 Inch"
brand: "blue summit supplies"
price: "KD 23.79"
currency: KWD
in_stock: true
reviews_count: 10
url: https://www.desertcart.com.kw/products/37086617-500-no-9-double-window-security-envelopes-designed-for-quickbooks
store_origin: KW
region: Kuwait
---

# 3.875" x 8.875" size Dark security tint 500 envelopes per box 500 No. 9 Double Window Security Envelopes - Designed for Quickbooks Invoices and Business Statements with Self Seal Peel and Seal Flap - Number 9 Size 3 7/8 Inch X 8 7/8 Inch

**Brand:** blue summit supplies
**Price:** KD 23.79
**Availability:** ✅ In Stock

## Summary

> 📈 Elevate Your Business Correspondence with Confidence!

## Quick Answers

- **What is this?** 500 No. 9 Double Window Security Envelopes - Designed for Quickbooks Invoices and Business Statements with Self Seal Peel and Seal Flap - Number 9 Size 3 7/8 Inch X 8 7/8 Inch by blue summit supplies
- **How much does it cost?** KD 23.79 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.kw](https://www.desertcart.com.kw/products/37086617-500-no-9-double-window-security-envelopes-designed-for-quickbooks)

## 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

- • **Bulk Convenience:** Comes in a box of 500, ensuring you’re always prepared for business correspondence.
- • **Ultimate Security:** Dark security tint design keeps your sensitive information completely hidden.
- • **Effortless Sealing:** Self-seal flap allows for quick, hassle-free sealing without the need for moisture or tape.
- • **Seamless Integration:** Perfectly fits QuickBooks invoices and business statements, ensuring sender and return addresses are visible.
- • **Professional Presentation:** Crafted from durable 24 LB white wove paper for a polished look during transit.

## Overview

The 500 No. 9 Double Window Security Envelopes by Blue Summit Supplies are designed specifically for QuickBooks invoices and business statements. With a unique two-window design, they ensure visibility of sender and return addresses while maintaining the confidentiality of your documents with a dark security tint. The self-seal feature allows for quick and easy sealing, and the durable paper ensures a professional appearance during transit. Each box contains 500 envelopes, making it a perfect choice for busy professionals.

## Description

500 No. 9 Double Window Security Envelopes - Designed for Quickbooks Invoices and Business Statements with Self Seal Peel and Seal Flap - Number 9 Size 3 7/8 Inch X 8 7/8 Inch

## Features

- Perfectly fits QuickBooks Invoices and business billing statements: sender and return address will be visible on your QuickBooks invoices and monthly bills through our unique two window design.
- Quickly and easily stuff our wide envelopes with several invoices or business statements
- Provides complete business mail security: your invoices and statements will be completely hidden with our dark security tint design
- Just peel and seal to create a strong lasting seal without licking or moistening. Our self seal design is quick and easy and is guaranteed to stay sealed with no need for tape or glue sticks.
- Maintains professional look and feel throughout transit with our durable 24 LB white wove envelope paper

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | Blue Summit Supplies |
| Brand | Blue Summit Supplies |
| Item Weight | 5.39 pounds |
| Product Dimensions | 8.5 x 12 x 4.5 inches |
| Item model number | BSS-92588-002 |
| Is Discontinued By Manufacturer | No |
| Color | white |
| Closure | Self-Seal |
| Shape | Rectangular |
| Material Type | Paper |
| Number of Items | 500 |
| Size | 1 Box |
| Manufacturer Part Number | BSS-92588-002 |

## Images

![500 No. 9 Double Window Security Envelopes - Designed for Quickbooks Invoices and Business Statements with Self Seal Peel and Seal Flap - Number 9 Size 3 7/8 Inch X 8 7/8 Inch - Image 1](https://m.media-amazon.com/images/I/71y19OQM3TL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ 5.0 out of 5 stars







  
  
    Perfect for Quickbooks invoices
  

*by L***T on Reviewed in the United States on March 13, 2024*

Great price, easy to seal self adhesive envelopes..

### ⭐⭐⭐⭐⭐ 5.0 out of 5 stars







  
  
    Works for QuickBooks Invoices and statements.
  

*by A***R on Reviewed in the United States on June 9, 2024*

Self adhesive envelopes that work good for QuickBooks invoices and statements.

### ⭐⭐⭐⭐⭐ 5.0 out of 5 stars







  
  
    Great product
  

*by C***R on Reviewed in the United States on December 6, 2023*

It exceed my expectations

---

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**Shop now:** [https://www.desertcart.com.kw/products/37086617-500-no-9-double-window-security-envelopes-designed-for-quickbooks](https://www.desertcart.com.kw/products/37086617-500-no-9-double-window-security-envelopes-designed-for-quickbooks)

---

*Product available on Desertcart Kuwait*
*Store origin: KW*
*Last updated: 2026-02-20*