ValBox 500 Count #10 Double Window Envelopes, 4-1/8x9-1/2" Self Seal Security Envelopes for Invoices

ValBox 500 Count #10 Double Window Envelopes 4-1/8x9-1/2" Self Seal Security Envelopes for QuickBooks Invoices, Business Statements and Legal Documents

ValBox 500 Count #10 Double Window Envelopes, 4-1/8x9-1/2" Self Seal Security Envelopes for Invoices

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 high quality material in the process of production. Hope you will love ValBox's products. Visit the Store 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. #10 Double Window Security Envelopes Fit QuickBooks invoices and business billing statements perfectly! Size: 4-1/8 x 9-1/2 Inches Quantity: 500 PCS Color: White #10 security envelopes 500 pcs are coming to you in a nice storage box. It is very convenient to keep organized. These security envelopes feature high securtiy tint which will protect your confidential information. Even though you put them under the light, you can not see anything from the envelopes. Just need to peel off the strips,then the envelopes will be sealed by themselves. Saving efforts and time when you working with multiple mailing. Front windows make return and sender address reading easily when mailing. Top window lacation of 5/8" from the top and 1/2" from the left side. Size of top window: 3-1/2 x 1 inches. Bottom window location of 3/4" from the bottom and 1/2" from the left side. Size of bottom window: 4 x 1-1/8 inches. Premium #9 security envelopes protect your invoice and statement privacy and safety. - Will be more evident if tampered. - No need to worry about opening them easily by others.

Key Features

• ✅ Security Invoice Envelopes: Forget the thin, torn easily and see-through envelopes you used in the past, try our ValBox #10 security envelopes, which fit QuickBooks invoices, multiple business billing statements and return envelopes perfectly!!! The contents are also easy to slip in.
• ✅ Double Windows Design: The windows line up perfectly with return and sender address, eliminating the need for hand addressing or printing mailing labels, ideal for legal and standard business mailings, return documents and more. The detail position for the double windows, please refer the size chart on the second photos. Notice: This #10 double window envelope is not for QuickBooks Checks!!!
• ✅ Premium Quality: These #10 double window envelope features with durable 24lbs white wove paper, peel-off strip, stronger glue and security tint design. Protect your invoice and statement privacy.
• ✅ Great Self Seal Envelopes. The self-seal feature makes these envelopes with windows 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.
• ✅ Strong Adhesive: With the strong adhesive flap, ValBox #10 double window envelopes will be more evident if tampered. No need to worry about opening them easily by others. If there's anything make you unhappy or unsatisfied about the products, please do contact us without any hesitation.

✅ Color: White

Shipping & Guarantees

• ✅ FREE standard shipping within the United States (3–6 business days)
• ✅ 100% money-back guarantee for lost or damaged items
• ✅ Secure checkout with encrypted payment processing
• ✅ Shipping via UPS, FedEx, and USPS
• ✅ Ships to lower 48 states only (no PO Boxes / APO / FPO)

Returns

• ✅ 30-day hassle-free returns
• ✅ Items must be unused and in original packaging
• ✅ Full refund if item is not delivered
• ✅ Guaranteed delivery within 6–7 business days

Payment Methods

✅ Credit Cards, PayPal, Shop Pay, Apple Pay, Google Pay, Amazon Pay, Meta Pay

Customer Support

✅ Questions? Contact us at Support@GiftAbay.com
We respond within 24 hours on business days.