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Main image of #10 Letter Size Mailing Envelopes for Business, 500pcs Self Seal Windowless Security Envelopes 4-1/8 x 9-1/2 Inch White 24LB Paper

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#10 Letter Size Mailing Envelopes for Business, 500pcs Self Seal Windowless Security Envelopes 4-1/8 x 9-1/2 Inch White 24LB Paper

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#10 Envelopes: Our #10 Envelopes are suitable for standard business and legal documents as well as sensitive letters, whether for sending letters in your everyday life or office needs, envelopes can fulfill your usage requirements. Envelopes Windowless Design: Our envelopes feature a windowless blank design, making them appropriate for standard business and legal documents as well as sensitive letters. Security Tint Pattern: The inner design with blue tint pattern prevents information leakage, ensuring your Letter arrives safely. Self-Seal Envelopes: Envelope #10 comes with a self-adhesive strip, offering convenience and ease to secure your letter. For Office and Daily Use: Each set of packaging contains 500 pieces, covering your daily business and everyday needs. The size of #10 envelope is 4-1/8 x 9-1/2 inches

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#10
Envelopes: Our #10 Envelopes are suitable for standard business and legal documents as well as sensitive letters, whether for sending letters in your everyday life or office needs, envelopes can fulfill your usage requirements.
Envelopes Windowless Design: Our envelopes feature a windowless blank design, making them appropriate for standard business and legal documents as well as sensitive letters.
Security Tint Pattern: The inner design with blue tint pattern prevents information leakage, ensuring your Letter arrives safely.
Self-Seal Envelopes: Envelope #10 comes with a self-adhesive strip, offering convenience and ease to secure your letter. For Office and
Daily Use: Each set of packaging contains 500 pieces, covering your daily business and everyday needs. The size of #10 envelope is 4-1/8 x 9-1/2 inches

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First Listed on Newegg	August 29, 2026

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Item#: 9SIC8YYM5M5287