#10 Regular Envelope

The Go-To Envelope for Business Correspondence

The classic #10 Regular Envelope (4-1/8" x 9-1/2") is the standard for professional business mail — invoices, letters, statements, checks, and everyday office correspondence. Fits a standard 8-1/2" x 11" letter folded in thirds.

Best For:

• Business letters & correspondence
• Invoices, statements & bills
• Checks & remittances
• Direct mail campaigns
• Office & administrative use

Specifications:

• Size: 4-1/8" x 9-1/2"
• Closure: Gummed flap
• Compatible with: 8-1/2" x 11" sheets folded in thirds
• Color: White

Available in multiple pack sizes — order the quantity that fits your operation, from small office supplies to high-volume bulk orders.