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Western Sulphite Side Seam Regular Envelope (No. 11) 3383

#11 White Side Seam Envelopes, 4-1/2" x 10-3/8", 24lb Western Sulphite, 500/Box

Your Price: $39.92
(1 review) Write a Review
Brand
WSE
SKU:
W3383
Availability:
3-Day Lead-Time
Envelope Type:
Business Envelopes
Size:
Number 10 (4-1/8 x 9-1/2)
Closure Type:
Gummed Seal
Color:
White
Window Type:
No Window
Seam Style:
Two Side Seams
Paper Type:
Western Sulphite (White Wove)
Brightness:
92% Brightness
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#11 Side Seam Envelopes – 4-1/2" x 10-3/8", 24lb White Western Sulphite

Our #11 White Side Seam Envelopes offer a trusted solution for professional mailing needs. Crafted from durable 24lb white Western Sulphite paper with a vellum finish, these commercial envelopes feature a traditional remoistening seal and two side seams under construction for added strength. SFI Certified and manufactured with 92% brightness for a crisp, clean appearance. Ideal for general business correspondence and mailing tasks. No window. Flap down design for easy sealing.

Product Specifications:

Envelope No.: 11
Dimensions: 4-1/2" x 10-3/8"
Paper Weight: 24lb
Paper Type: Western Sulphite (White Wove)
Finish: Vellum Finish
Brightness: 92%
Seam Style: Two Side Seams Under
Seal Type: Remoistening Seal
Window: None
Flap Style: Flap Down
Certifications: SFI Certified
Quantity: 500 Envelopes per Box

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  • 5
    #11 envelopes

    Posted by Holly on Apr 24, 2025

    These envelopes are the best. #11 are usually a bit harder to run in a full color digital printer. The western sulfite brand was spot on for quality and easy to print And the price was still affordable and allowed my to make the same profit.

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