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Number 10 Envelopes
#10 Envelope Size: Ideal for Business and Mailing Needs
The #10 envelope size (4 1/8" x 9 1/2") is the most widely used envelope for mailing standard letters, documents, and business correspondence. This size is designed to fit an 8.5" x 11" letter-sized paper folded into thirds, making it the go-to choice for a variety of mailing purposes. Whether you need to send invoices, marketing materials, or general correspondence, the #10 envelope is the perfect solution for professional and personal use.
Dimensions: 4-1/8" x 9-1/2", Max. Enclosure Size: 3-7/8" x 9-1/4"
![#10 Regular Envelopes [4-1/8 H x 9-1/2 W] 24lb, Glacier White, 500/Box (W3032)](https://cdn11.bigcommerce.com/s-1p4wii2p9w/images/stencil/250x250/products/6884/24395/10-Regular-Envelopes-4-18-H-x-9-12-W-24lb-Glacier-White-500Box_15510__02779.1712922024.png?c=1 "#10 Regular Envelopes [4-1/8 H x 9-1/2 W] 24lb, Glacier White, 500/Box (W3032)")
