#10 Window Envelopes (4 1/8 x 9 1/2) Machine Insertable, 24lb White, Digi-Clear Window C, 500/Box

#10 Digi-Clear® Window Envelopes – Machine Insertable, 24 lb White, 4-1/8" x 9-1/2"

Boost efficiency in high-volume mailing with Digi-Clear® #10 Window Envelopes (3181). Specifically engineered as machine insertable, these envelopes are compatible with automated inserters such as Neopost and Pitney Bowes. Each envelope features a Digi-Clear® heat-resistant poly window that won’t melt, shrink, or wrinkle under the high temperatures of laser and toner-based printers, ensuring flawless performance and crystal-clear address visibility.

Made from smooth 24 lb White Digi-C paper with a laser-compatible finish, these envelopes deliver consistent quality for statements, invoices, and daily business correspondence. Proudly SFI Certified and made in the USA.

Product Features:

• Machine Insertable: Designed for automated inserters, including Neopost and Pitney Bowes.
• Digi-Clear® Window: Heat-resistant poly window that won’t melt, shrink, or wrinkle in laser/toner equipment.
• Premium Stock: 24 lb White Digi-C paper with smooth, laser-compatible finish.
• Standard #10 Size: 4-1/8" x 9-1/2".
• Window Layout: Style C – 1-1/8" x 4-1/2", positioned 7/8" from left and 1/2" from bottom.
• Reliable Closure: Traditional remoistening seal with flap-down style.
• Durable Build: Diagonal seams, 92% brightness.
• SFI Certified: Sustainable forestry practices.
• Bulk Pack: 500 per box, 2,500 per carton.

Product Specifications