Security Envelopes

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Staples EasyClose #9 Business Envelopes, 3 7/8" x 8 7/8", White, 500/Box (570235N)
Item # : 570235
Model # : 570235N
4.5 out of 5 stars
54
Seal and ship important documents quickly with these Staples EasyClose #9 envelopes.
  • US #9 business envelopes are suitable for many mailing projects
  • Made from white 24 lb. paper for durability
$35.49
500/Box
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Staples Tear-Resistant EasyClose Security Tinted #10 Business Envelopes, 4 1/8" x 9 1/2", White, 100/Box (21573)Staples Tear-Resistant EasyClose Security Tinted #10 Business Envelopes, 4 1/8" x 9 1/2", White, 100/Box (21573)
Item # : 329841
Model # : 21573
4.5 out of 5 stars
101
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Enjoy the convenience of easy-sealing envelopes by using these Staples white tear-resistant privacy-tinted #10 business envelopes.
  • US #10 business envelopes are suitable for all your mailing needs
  • Made from white 25 lb. paper for durability
$22.49
100/Box
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Staples Self Seal Security Tinted #10 Business Envelope, 4 1/8" x 9 1/2", White Wove, 500/Box (511290/99297)Staples Self Seal Security Tinted #10 Business Envelope, 4 1/8" x 9 1/2", White Wove, 500/Box (511290/99297)
Item # : 511290
Model # : 511290/99297
4 out of 5 stars
211
Send checks, invoices and other sensitive documents with these Staples #10 left-window security tint self-sealing envelopes.
  • Envelopes are suitable for all your mailing needs
  • Made from 24 lbs. white wove paper for durability
$41.99
500/Box
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Staples Gummed Security Tinted #10 Business Envelopes, 4 1/8" x 9 1/2", White, 500/Box (50302)Staples Gummed Security Tinted #10 Business Envelopes, 4 1/8" x 9 1/2", White, 500/Box (50302)
Item # : 200519
Model # : 50302
4.5 out of 5 stars
476
Staples gummed security tint #10 4-1/8 x 9-1/2-inch white envelopes boast a plain white design, making it easy to customize each envelope with mailing labels.
  • US #10 business envelopes are suitable for many mailing projects
  • Made from white 24 lb. paper for durability
$24.49
500/Box
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