All 11 listings, cheapest per envelope first
| Item | Size | Price | Per envelope | |
|---|---|---|---|---|
| Quality Park #10 Envelopes, Letter Size White Mailing Envelopes, 4-1/8x9-1/2 Inch, No Window Busines | 500 envelope | $17.99 | $0.04 | Amazon → |
| Top Flight PSTF10NWT #10 Envelopes, Strip & Seal, Security Tinted, White Paper, 24 lb, 500 Count | 500 envelope | $19.99 | $0.04 | Amazon → |
| #10 Envelopes Letter Size Self Seal | 1,000 Business Mailing Security Peel and Sealing Envelope | 10 | 1000 envelope | $44.95 | $0.04 | Amazon → |
| HERKKA #10 Security Self-Seal Envelopes, No.10 Windowless Bussiness Envelopes, Security Tinted with | 1000 envelope | $44.99 | $0.04 | Amazon → |
| HERKKA #10 Security Self-Seal Envelopes, No.10 Windowless Bussiness Envelopes, Security Tinted with | 500 envelope | $24.99 | $0.05 | Amazon → |
| #10 Envelopes Letter Size Self Seal | 500 Business Mailing Security Peel and Sealing Envelope | 100% | 500 envelope | $26.95 | $0.05 | Amazon → |
| Aimoh #10 Double Window Self-Seal Security Envelopes, #10 Envelope, 500ct | 500 envelope | $29.99 | $0.06 | Amazon → |
| Mead #10 Envelopes, Letter Size, 4-1/8" x 9-1/2", Security Printed Lining for Privacy, Gummed Closur | 40 envelope | $3.15 | $0.08 | Amazon → |
| #10 Envelopes Letter Size Self Seal | 100 Business Mailing Security Peel and Sealing Envelope | 100% | 100 envelope | $9.79 | $0.10 | Amazon → |
| Aimoh #10 Security Mailing Envelopes Letter Size, Self Seal, 100 Count | 100 envelope | $9.99 | $0.10 | Amazon → |
| Yeplan 100PCS #10 Envelopes Letter Size Self Seal Business Envelopes No Window Security Mailing Enve | 1 envelope | $6.99 | $6.99 | Amazon → |
Prices as of 2026-10-24 21:35:44 UTC: Amazon item price (Amazon's own, else its lowest new offer) before shipping and tax, via Keepa. Size comes from Amazon's unit count or the listing title; check the listing before buying. Product prices and availability are accurate as of the date/time indicated and are subject to change. As an Amazon Associate, Sharpest earns from qualifying purchases.
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