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About Our Envelopes
At Easy Envelopes, we specialize in high-quality business envelopes designed to support everyday mailing, large-scale operations, and custom branding needs. From small offices to enterprise mailrooms, our envelope selection is built for performance, consistency, and professional presentation.
We stock high-volume envelope categories including Tyvek® envelopes for tear resistance, classic Kraft paper envelopes for a natural, professional look, and dependable Business Reply envelopes for streamlined return mail programs. Our inventory also includes popular #10 business envelopes, window envelopes for automated mailing, and security tint envelopes that help protect sensitive information.
Every envelope we offer is selected with efficiency and reliability in mind, and custom printing is available across nearly all envelope styles. Whether you need a simple return address, logo branding, or multi-color printing, our business envelopes can be customized to match your workflow and brand identity—helping your mail stand out while staying practical and cost-effective.
Business Envelope FAQ
What is the standard size for a business envelope?
The standard business envelope is the #10 envelope, which measures 4 1/8" x 9 1/2". It is specifically designed to hold a standard 8.5" x 11" sheet of paper folded into thirds. Other common sizes include the #9 envelope (often used as a return envelope inside a #10) and the #6 ¾ envelope for small inserts or checks.
What is the difference between a window and a double window business envelope?
A single window envelope has one transparent opening, typically positioned to show the recipient’s address from an invoice or letter inside. A double window envelope features two openings: one for the recipient’s address and another for the sender’s return address. Using window envelopes for your business mailings saves time by eliminating the need for separate address labels.
What are security tint business envelopes, and why are they used?
Security tint envelopes (also called privacy envelopes) feature a printed pattern on the inside that makes the paper opaque. This prevents sensitive information—like checks, invoices, or personal data—from being read through the paper when held up to a light. They are the professional standard for confidential business correspondence.
Can I order custom printed business envelopes with my logo?
Yes! Custom business envelopes are essential for brand recognition. Most businesses choose to print their logo and return address in one or two colors, though full-color options are available for high-impact marketing. At Easy Envelopes, we specialize in high-quality wholesale custom printing to ensure your mail stands out the moment it hits the desk.
How fast will my order ship?
We pride ourselves on speed. Orders placed before 12pm EST (Monday–Friday) typically ship in 1-3 business days from our US warehouses via UPS, FedEx or Freight. We also offer a 30-day return policy to ensure you are 100% satisfied with your order.













