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Envelopes  (2422 Products)
Make sure to have a large supply of envelopes at all times so that shipping operations for every kind of business — from a small mom-and-pop operation to major corporation — can continue uninterrupted. Look for business envelopes in multiple sizes with different sealing mechanisms to fit mailing needs. Opt for catalog envelopes to send out brochures to loyal customers. Read More
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Quill Brand® 9x12 Clasp Envelopes

Quill Brand® 28lb. Recycled Clasp Catalog Envelopes; 9x12", 100/Box

Must tape over clasp before mailing (tape not included)
Size: 9x12"
28-lb. heavyweight kraft paper
$18.99 Box
When you buy 5+
Item # 901-7CL91228
Lifetime Warranty
Quick Ship: 1-2 business day delivery
Quill Brand® #10 White Business Envelopes

Quill Brand® Standard Business Envelopes; #10, 500/Box

Size: 4-1/8Hx9-1/2"W
Gummed commercial-style V-flaps
24-lb. wove stock
Best Price
$17.99 Box
When you buy 10+
Item # 901-WW10ES
Lifetime Warranty
Quick Ship: 1-2 business day delivery
Quill Brand® Easy Close Security Business Envelopes; #10, 100/Box

Quill Brand® Easy Close Security Business Envelopes; #10, 100/Box

Handy Easy Close feature is convenient and ready to use
Simply remove strip to close
24-lb. white wove
$9.69 Box
When you buy 10+
Item # 901-75762
Lifetime Warranty
Quick Ship: 1-2 business day delivery
Quill Brand® 10x13 Clasp Envelopes
$26.99 Box
When you buy 5+
Item # 901-7CL101328
Lifetime Warranty
Quick Ship: 1-2 business day delivery
Quill Brand® Manila-Clasp Catalog Envelopes; 10x13, 100/Box

Quill Brand® Manila-Clasp Catalog Envelopes; 10x13", 100/Box

32-lb. extra heavyweight
Deep gumming on flap and strong clasps for a tight seal
Reinforced design for extra holding power
$28.99 Box
When you buy 5+
Item # 901-CL1013
Lifetime Warranty
Quick Ship: 1-2 business day delivery
Left Window Self-Sealing Security-Tint #10 Envelopes, 500/Box (511290/99297)

Left Window Self-Sealing Security-Tint #10 Envelopes, 500/Box (511290/99297)

Envelopes are suitable for all your mailing needs
Made from 24 lbs. white wove paper for durability
These envelopes measure 4 1/8" x 9 1/2" in size, providing enough space for your mail
$43.99 Box
When you buy 2+
Item # 901-511290STP
Quick Ship: 1-2 business day delivery
Quill Brand® Easy Close Envelopes w/o Window

Quill Brand® Easy-Close, Peel & Seal, Business Envelopes; #10, 500/Box

Handy Easy Close feature is convenient and ready to use
Simply remove strip to close
24-lb. white wove
Best Price
$34.99 Box
When you buy 10+
Item # 901-75746Q
Lifetime Warranty
Quick Ship: 1-2 business day delivery
Quality Park Redi-Strip™ Redi-Strip™ Security Tinted Business #10 Envelopes, 4 1/8 x 9 1/2, White,

Quality Park Redi-Strip™ Redi-Strip™ Security Tinted Business #10 Envelopes, 4 1/8" x 9 1/2", White, 500/Bx

Redi-Strip™ closure; requires no moisture to seal
24 lb. white wove
4 1/8" x 9 1/2"
$38.99 Box
Item # 901-813442
Quick Ship: 1-2 business day delivery
Staples Clasp & Moistenable Glue Catalog Envelopes, 10L x 13H, Brown, 100/Box (187039/19272)

Staples Clasp & Moistenable Glue Catalog Envelopes, 10"L x 13"H, Brown, 100/Box (187039/19272)

Catalog envelopes are a reliable choice for multiple kinds of personal and business mailing purposes
Made from brown kraft paper that conceals contents from prying eyes
Dimensions: 10"L x 13"H, size #13
$19.49 Box
Item # 901-187039
Quick Ship: 1-2 business day delivery
Quill Brand® Manila-Clasp Catalog Envelopes; 9x12, 100/Box

Quill Brand® Manila-Clasp Catalog Envelopes; 9x12", 100/Box

32-lb. extra heavyweight
Deep gumming on flap and strong clasps for a tight seal
Reinforced design for extra holding power
$25.99 Box
When you buy 10+
Item # 901-CL912
Lifetime Warranty
Quick Ship: 1-2 business day delivery
Quill Brand® Standard Single Window Security Envelopes; #10, 500/Box

Quill Brand® Standard Single Window Security Envelopes; #10, 500/Box

Size: 4-1/8H x 9-1/2"W
#10 with (1-1/8x4-1/2") window (note: window is 7/8" from left, 1/2" from bottom)
24-lb. white wove
$32.99 Box
When you buy 10+
Item # 901-10CW
Lifetime Warranty
Quick Ship: 1-2 business day delivery
Quill Brand® #9 2-Window Security Envelopes

Quill Brand® #9 Double Window Security Business Envelopes; 3-7/8x8-7/8", 500/Box

Durable gummed flap envelope with clear filmview windows
Eliminates the extra step of addressing
Double window security envelopes allow address on check to show through
Best Price
$46.99 Box
When you buy 10+