About ValBox. 

Engaged in envelopes, paper boxes and other home and office paper products supplies, Valbox is a direct-sale store of a paper products manufacture. We advocate the love and natural concept,...

Buy Now From Amazon

Product Review

About ValBox. 

Engaged in envelopes, paper boxes and other home and office paper products supplies, Valbox is a direct-sale store of a paper products manufacture. We advocate the love and natural concept, insisting on using recycled material in the process of production. Hope Valbox can provide you, our valued customers, the high quality products and intimate service. 

ValBox 3 5/8 x 8 11/16" Quick-Seal Closure Double Window Envelopes

Premium quality. Guaranteed to fit QuickBooks and computer checks perfectly!

Window line up perfectly.

Bottom window location of 3/4" from the bottom, and a window height of 7/8" prevents the check amounts from showing in the bottom window like other check envelopes.

Bottom window location of 7/8" from the left side, and a window width of 3.5" guarantees your recipients address will show without the need to reformat quickbooks for tri-fold, voucher, and 3 checks per page check paper. Just print and slide the check in.

Protect your check security.

24 LB White wove paper, security tint design and stronger glue. Your checks will be secure with an easy to use and being a professional look from the box all the way to your destination.

100% Money Back Guarantee.

We are confident you would love our ValBox products in its quality and price. However, if there's anything make you unhappy or unsatifaction, please do contact us without any hesitation. A replacement or 100% refund will be immediately provided to you.



  • ✉️ SECURITY CHECK ENVELOPES. Fits QuickBooks Checks and other computer printed checks perfectly. Fits Peachtree checks as well as Quicken and QuickBooks. The checks are easy to slip in.
  • ✉️ DOUBLE WINDOWS DESIGN. The windows line up perfectly with return and sender address, without showing the memo or check amount line like other envelopes. No show of memo, Payee line or amount in windows.
  • ✉️ PREMIUM QUALITY. Our Valbox double window envelopes feature with durable 24lbs white wove paper, peel-off strip, stronger glue and security tint design. Protect your check privacy and safety.
  • ✉️GREAT SELF SEAL ENVELOPES. The self-seal feature makes these envelopes much more convenient than regular, moisten-and-seal ones. You don't need to stand licking envelopes and using glue or the water activators, which is time consuming and messy.
  • ✉️ MONEY BACK GUARANTEE. We are confident you would love our ValBox products in its quality and price. However, if there's anything make you unhappy or unsatifaction, please do contact us without any hesitation. A replacement or 100% refund will be immediately provided to you.

Similar Products

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 InchOhuhu 500 Pack # 8 Double Window Envelope SELF SEAL Adhesive Tinted Security Envelopes Quickbooks Check, Business Check, Documents Secure Mailing, 3 5/8 x 8 11/16 Inches, A Letter Opener IncludedAcko #10 500Pack Double Window Envelopes Quick-Seal Closure Envelopes 4 1/8 x 9 1/2,Security Tint Pattern Designed for Home Office Secure Mailing,Letters and Invoices - White Envelopes 500 CountMailing Envelopes Self Seal - #10 Security White Letter Businesses Envelopes -500 Peel and Seal Tinted Windowless # 10 Envelope - Printer Friendly - Self Stick Bulk EnvelopsBankers Box 703 Letter / Legal 10x12x15 Basic-Duty Storage & File Boxes w/ Lift-Off Lids (Pack of 10)Top Flight PSTF10NWT #10 Envelopes, Strip & Seal, Security Tinted, White Paper, 24 lb, 500 CountAlloy Plastic Windows and Balcony Curtain Track Soft Curved Track Curved Track Rail Slide Rail Accessories (5 Meters)。Bendable Straight Curved Curtain Track Top Mounting Ceilling InstallationAmazonBasics 92 Bright Multipurpose Copy Paper - 8.5 x 11 Inches, 10 Ream Case (5,000 Sheets)AmazonBasics Multipurpose Copy Printer Paper - White, 8.5 x 11 Inches, 8 Ream Case (4,000 Sheets)AmazonBasics #6 3/4 Security-Tinted Envelopes with Peel & Seal, 300-Pack