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Security Self-Seal Windowless Mailing Envelopes

Prices as of September 28, 2026, as listed by each retailer — verify the current price on the retailer's site before purchase.

Price history tracked at Macy's price tracker

14-day low
$69.98
Sep 15 · Macy's
Best price
$89.96
−0% vs high
14-day high
$89.96
All stores

Lowest recorded: $59.98 at Macy's on Aug 27, 2026 · $29.98 above that low today · tracked since May 2026.

$90$80$70
Sep 15Sep 28
  • Macy's
Lowest in 14 days: $69.98 at Macy's. Highest: $89.96. Current best is 0% below the 14-day high.

About this product

GNUADZ Security Self-Seal Windowless Mailing Envelopes measure 4 1/8 x 9 1/2 inches and are designed for secure, efficient handling of business checks, invoices, and professional documents. These #10 envelopes feature a windowless, blank front for easy customization via printing or label application. The self-sealing peel-and-press mechanism eliminates the need for glue or moisture, enabling fast, reliable closure. Made from 24 lb paper with a navy blue privacy stripe, they offer durability and discretion. Ideal for both office and home use, each box provides a bulk supply for long-term organization and daily mailing needs.

  • 4 1/8 x 9 1/2 inches
  • 24 lb paper
  • navy blue privacy stripe
  • self-seal peel-and-press
  • windowless design
  • wipe clean

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Security Self-Seal Windowless Mailing Envelopes — Price History