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500 No. 10 Flip and Seal Double Window Security Envelopes - Perfect Size for Multiple Business Statements, Quickbooks Invoices, and Return Envelopes -Number 10 Size 4 1/8 X 9 ½ Inch
500 No. 10 Flip and Seal Double Window Security Envelopes - Perfect Size for Multiple Business Statements, Quickbooks Invoices, and Return Envelopes -Number 10 Size 4 1/8 X 9 ½ Inch 500 No. 10 Flip and Seal Double Window Security Envelopes - Perfect Size for Multiple Business Statements, Quickbooks Invoices, and Return Envelopes -Number 10 Size 4 1/8 X 9 ½ Inch 500 No. 10 Flip and Seal Double Window Security Envelopes - Perfect Size for Multiple Business Statements, Quickbooks Invoices, and Return Envelopes -Number 10 Size 4 1/8 X 9 ½ Inch 500 No. 10 Flip and Seal Double Window Security Envelopes - Perfect Size for Multiple Business Statements, Quickbooks Invoices, and Return Envelopes -Number 10 Size 4 1/8 X 9 ½ Inch 500 No. 10 Flip and Seal Double Window Security Envelopes - Perfect Size for Multiple Business Statements, Quickbooks Invoices, and Return Envelopes -Number 10 Size 4 1/8 X 9 ½ Inch

500 No. 10 Flip and Seal Double Window Security Envelopes - Perfect Size for Multiple Business Statements, Quickbooks Invoices, and Return Envelopes -Number 10 Size 4 1/8 X 9 ½ Inch

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US$20.39 cheaper than the new price!!

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Used  US$13.60
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Product details

Management number 210842671 Release Date 2026/04/04 List Price US$13.60 Model Number 210842671
Category
  1. Office Products
  2. Office & School Supplies
  3. Envelopes, Mailers & Shipping Supplies
  4. Envelopes
  5. Business Envelopes
  • #10 Envelopes, Self Seal, Suitable for Invoices and Business Mail – Businesses and accounting teams mailing invoices and statements use these two window envelopes self seal #10 designed to align with letter size paper, invoices, or QuickBooks statement layouts so return and recipient addresses display clearly in the 2 left windows for accurate billing workflows.
  • Double Window Envelopes Self Seal #10 with Easy Flip & Seal Closure – Offices and billing teams handling high-volume mailings use these #10 self seal envelopes with a permanent flip sealing closure that creates a secure bond when pressed, eliminating the need for moisture or peel strips and improving workflow efficiency.
  • Windowed Business Envelopes, Self Seal #10, with Dual Window Addressing – Businesses sending invoices, patient statements, and correspondence use these double window envelopes designed to display both return and recipient addresses, helping reduce manual addressing and improve mailing consistency.
  • 24lb White Paper with Security Tint Privacy – Offices mailing financial documents use these #10 double window security envelopes with a printed security tint that helps reduce read-through, protecting invoice totals, billing details, and sensitive information during transit.
  • Standard #10 Size & Bulk Pack – Businesses and administrative teams use these #10 envelopes measuring 4 1/8 x 9 1/2 inches in a 500-count pack to maintain a dependable supply for billing cycles, statement runs, and routine office mailing workflows.

UPC 865181000368
Size #10
Color White
Style Double Window
Occasion Business Mail
Brand Name Blue Summit Supplies
Item Shape Rectangular
Unit Count 500 Count
Item Weight 0.01 Pounds
Closure Type Self-Seal
Manufacturer Blue Summit Supplies
Material Type Paper
Occasion Type Business Mail
Number of Items 500
Additional Features Double Window, Flip and Seal Closure, Security Tint, Self Sealing
Item Dimensions L x W 9.5"L x 4.13"W
Recommended Uses For Product Security

500 No. 10 Flip and Seal Double Window Security Envelopes - Perfect Size for Multiple Business Statements, Quickbooks Invoices, and Return Envelopes -Number 10 Size 4 1/8 X 9 ½ Inch

500 No. 10 Flip and Seal Double Window Security Envelopes - Perfect Size for Multiple Business Statements, Quickbooks Invoices, and Return Envelopes -Number 10 Size 4 1/8 X 9 ½ Inch

500 No. 10 Flip and Seal Double Window Security Envelopes - Perfect Size for Multiple Business Statements, Quickbooks Invoices, and Return Envelopes -Number 10 Size 4 1/8 X 9 ½ Inch

500 No. 10 Flip and Seal Double Window Security Envelopes - Perfect Size for Multiple Business Statements, Quickbooks Invoices, and Return Envelopes -Number 10 Size 4 1/8 X 9 ½ Inch

500 No. 10 Flip and Seal Double Window Security Envelopes - Perfect Size for Multiple Business Statements, Quickbooks Invoices, and Return Envelopes -Number 10 Size 4 1/8 X 9 ½ Inch

500 No. 10 Flip and Seal Double Window Security Envelopes - Perfect Size for Multiple Business Statements, Quickbooks Invoices, and Return Envelopes -Number 10 Size 4 1/8 X 9 ½ Inch

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