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Self Seal Envelopes

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Reduce or eliminate unnecessary supplies with self-seal envelopes. Skip the need for sponges, moistener pens, and refillable bottles. Self-stick envelopes use wax or glue to bond both sides, and secure contents. Save time without losing durability or security with different styles of self-stick envelopes, and order #10 self-seal envelopes at 500 per box for long-lasting supplies. Read More
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Self-Sealing Security-Tint #10 Envelopes, 4-1/8 x 9-1/2, White, 500/Box (511289/99296)
Self-Sealing Security-Tint #10 Envelopes, 4-1/8 x 9-1/2, White, 500/Box (511289/99296)

Self-Sealing Security-Tint #10 Envelopes, 4-1/8" x 9-1/2", White, 500/Box (511289/99296)

4.4 (86)
US #10 business envelopes are suitable for all your mailing needs
Made from white 24 lb. paper for durability
These envelopes measure 4 1/8"H x 9 1/2"L in size, providing enough space for your mail
$43.99 Box When you buy 3+
Qty Add to Cart
Item # 901-511289
Model # 99296
Quill Brand® Easy-Close Peel & Seal #10 Envelope, 4-1/8 x 9-1/2, White 500/Box (75746Q)
Quill Brand® Easy-Close Peel & Seal #10 Envelope, 4-1/8 x 9-1/2, White 500/Box (75746Q)

Quill Brand® Easy-Close Peel & Seal #10 Envelope, 4-1/8" x 9-1/2", White 500/Box (75746Q)

4.3 (271)
US # 10 business envelopes are suitable for many mailing projects
Made from white 24 lb. paper for durability
Size: 4-1/8" x 9-1/2"
$35.99 Box When you buy 10+
Qty Add to Cart
Item # 901-75746Q
Model # 69686 / 70701
Lifetime Warranty
Columbian® Grip-Seal® Business Envelope, Self-Adhesive, 4 1/8 x 9 1/2, White, 250/Box (CO148)
Columbian® Grip-Seal® Business Envelope, Self-Adhesive, 4 1/8 x 9 1/2, White, 250/Box (CO148)

Columbian® Grip-Seal® Business Envelope, Self-Adhesive, 4 1/8 x 9 1/2, White, 250/Box (CO148)

5 (4)
White business envelope featuring a Grip-Seal closure.
Grip-Seal flap of this business envelope adheres without moisture.
Brand: Columbian
$35.99 Box
Qty Add to Cart
Item # 901-2708501
Model # COLO148
Custom #10 Self Seal Envelopes, 24# White Wove, 1 Standard Ink
Custom #10 Self Seal Envelopes, 24# White Wove, 1 Standard Ink

Custom #10 Self Seal Envelopes, 24# White Wove, 1 Standard Ink

4-1/8" x 9-1/2" (#10 Envelopes), Self Seal
24# White Wove Stock, Flat Ink
250 Envelopes Per Pack
$15.99 Pack When you buy 20+
Customize
Item # 901-QCENV00063
Model # 7QCFENV961S
Quill Brand® Easy Close Peel & Seal Security Tinted #10 Envelope, 4-1/8 x 9-1/2, White, 100/Box (7
Quill Brand® Easy Close Peel & Seal Security Tinted #10 Envelope, 4-1/8 x 9-1/2, White, 100/Box (7

Quill Brand® Easy Close Peel & Seal Security Tinted #10 Envelope, 4-1/8" x 9-1/2", White, 100/Box (75762)

4.4 (178)
US # 10 business envelopes are suitable for many mailing projects
Made from white 24 lb. paper for durability
Size: 4-1/8" x 9-1/2"
$11.99 Box When you buy 3+
Qty Add to Cart
Item # 901-75762
Model # 69703 / 70711
Lifetime Warranty
Medical Arts Press® Double Window Self Seal Envelopes, 3-7/8x8-7/8, Security Tint, 500/Box
Medical Arts Press® Double Window Self Seal Envelopes, 3-7/8x8-7/8, Security Tint, 500/Box

Medical Arts Press® Double Window Self Seal Envelopes, 3-7/8x8-7/8", Security Tint, 500/Box

4 (44)
US #9 business envelopes are suitable for many mailing projects
Made from white 24 lb. paper for durability
These envelopes measure 3 7/8"H x 8 7/8"L in size, providing enough space for your mail
$51.99 Box When you buy 5+
Qty Add to Cart
Item # 901-32084
Model # 32084
Lifetime Warranty
Quill Brand® Self-Seal Envelope, 9 x 12, Brown Kraft, 250/Box (SS91228)
Quill Brand® Self-Seal Envelope, 9 x 12, Brown Kraft, 250/Box (SS91228)

Quill Brand® Self-Seal Envelope, 9" x 12", Brown Kraft, 250/Box (SS91228)

4.6 (11)
Catalog envelopes are a reliable choice for multiple kinds of personal and business mailing purposes
28-lb. plain brown Kraft paper
Size: 9" x 12"
$59.99 Box When you buy 5+
Qty Add to Cart
Item # 901-SS91228
Model # SS91228
Lifetime Warranty
Sale
Quality Park Redi-Strip Self Seal Catalog Envelope, 6 x 9, Kraft, 100/Box (44162)
Quality Park Redi-Strip Self Seal Catalog Envelope, 6 x 9, Kraft, 100/Box (44162)

Quality Park Redi-Strip Self Seal Catalog Envelope, 6" x 9", Kraft, 100/Box (44162)

3.3 (3)
Size: 6" x 9"
Self-sealing open end closure
Removable strip provides a clean, quick seal immediately upon contact without the use of moisture
Was $23.79
You save  $4.80 per box
$18.99 Box
Qty Add to Cart
Item # 901-QUA44162
Model # QUA44162
Left Window Self-Sealing Security-Tint #10 Envelopes, 500/Box (511290/99297)
Left Window Self-Sealing Security-Tint #10 Envelopes, 500/Box (511290/99297)

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

4.2 (194)
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+
Qty Add to Cart
Item # 901-511290STP
Model # 99297
Double Window Self Seal Envelopes for Blank Voucher, Top and 3-Per-Page Laser Checks, 250/Box
Double Window Self Seal Envelopes for Blank Voucher, Top and 3-Per-Page Laser Checks, 250/Box

Double Window Self Seal Envelopes for Blank Voucher, Top and 3-Per-Page Laser Checks, 250/Box

4.7 (3)
Refer to item #55437 for the gummed-flap version
Order in quantity shown in catalog and on the Web site
250 Envelopes per pack
$44.99 Pack When you buy 2+
Qty Add to Cart
Item # 901-55438
Model # 92534
Medical Arts Press® Double Window Self Seal Envelopes; 4-1/8x9, Security Tint, 500/Box
Medical Arts Press® Double Window Self Seal Envelopes; 4-1/8x9, Security Tint, 500/Box

Medical Arts Press® Double Window Self Seal Envelopes; 4-1/8x9", Security Tint, 500/Box

5 (4)
Self-seal envelope with with clear filmview windows
Patient's name and address show through bottom window, your return address shows through top
Made from white 24 lb. white wove peek-proof stock for privacy
$56.99 Box When you buy 5+
Qty Add to Cart
Item # 901-32373
Model # 32373
Lifetime Warranty
Double Window Self-Seal Envelopes for Middle Laser Checks, 250/Pack
Double Window Self-Seal Envelopes for Middle Laser Checks, 250/Pack

Double Window Self-Seal Envelopes for Middle Laser Checks, 250/Pack

2.5 (2)
Lower window is 9/16" up from the bottom and 5/8" and measures 4"W x 1"H.
Upper window is 2-1/4" up from the bottom and 3/8" from the left and measures 3-3/4"W x 1"H.
Overall size: 8-3/4"W x 3-5/8"H.
$39.99 Pack When you buy 4+
Qty Add to Cart
Item # 901-55440
Model # 92500
#10 Self-Seal Standard 1-Color Env. w/o Window
#10 Self-Seal Standard 1-Color Env. w/o Window

#10 Self-Seal Standard 1-Color Envelopes without Window

4.4 (27)
1-color ink
24-lb. white-wove stock
Just fold one flap over the other and contents are secure
$71.49 Thousands When you buy 10+
Customize
Item # 901-14116Q
Model # 14116Q
#10 Self-Seal Security Tint Envelopes
#10 Self-Seal Security Tint Envelopes

Medical Arts Press® Security Tint, Self-Seal #10 Business Envelopes; Personalized, 500/Box

3.6 (8)
$48.99 Box When you buy 10+
Customize
Item # 901-14110Q
Model # 14110
#10 Self-Seal Standard 1-Color Env. w/Window
#10 Self-Seal Standard 1-Color Env. w/Window

#10 Self-Seal Standard 1-Color Envelopes with Window

4.7 (27)
1-color print
24-lb. bond, white wove paper stock
Envelope measures: 4-1/8Hx9-1/2"W
$79.79 Thousands When you buy 10+
Customize
Item # 901-14117Q
Model # 14117Q
#6-3/4 1-Color Confidential Envelopes w/Window
#6-3/4 1-Color Confidential Envelopes w/Window

#6-3/4 Self-Seal Confidential Envelopes with Window; 1-Color Printing, White

1-color printing
Confidential envelopes with window feature 24-lb. white-wove paper stock
Size: 6-1/2x-3-5/8"
$85.99 Thousands When you buy 10+
Customize
Item # 901-14100QL
Model # 14100QL
Quill Brand® Easy Close Catalog Envelope, 10 x 13, White, 250/Box (PS101328W)
Quill Brand® Easy Close Catalog Envelope, 10 x 13, White, 250/Box (PS101328W)

Quill Brand® Easy Close Catalog Envelope, 10" x 13", White, 250/Box (PS101328W)

4.5 (43)
Catalog envelopes are a reliable choice for multiple kinds of personal and business mailing purposes
28-lb plain white wove stock
Size: 10" x 13"
$63.99 Box When you buy 10+
Qty Add to Cart
Item # 901-PS101328W
Model # 32237
Lifetime Warranty
Medical Arts Press® Double Window Self Seal Envelopes; 3-7/8x8-7/8, Security Tint, 500/Box
Medical Arts Press® Double Window Self Seal Envelopes; 3-7/8x8-7/8, Security Tint, 500/Box

Medical Arts Press® Double Window Self Seal Envelopes; 3-7/8x8-7/8", Security Tint, 500/Box

4.5 (11)
Self-seal envelope with with clear filmview windows
Patient's name and address show through bottom window, your return address shows through top
Made from white 24 lb. white wove blue peek-proof tint stock for privacy
$55.99 Box When you buy 5+
Qty Add to Cart
Item # 901-30277
Model # MAP541350
Lifetime Warranty
Quality Park Redi-Seal Catalog Envelopes, 9 x 12, White, 100/Box (QUA43517)
Quality Park Redi-Seal Catalog Envelopes, 9 x 12, White, 100/Box (QUA43517)

Quality Park Redi-Seal Catalog Envelopes, 9" x 12", White, 100/Box (QUA43517)

4.4 (28)
Catalog envelopes are a convenient and reliable choice for personal and business mailing purposes
Made of paper and comes in white
Dimensions: 9"L x 12"H
$25.99 Box When you buy 5+
Qty Add to Cart
Item # 901-43517
Model # 43517
Double Window Security Envelopes for ACCPAC® Software; 8-5/8x3-5/8, Self-Seal, 500/Box
Double Window Security Envelopes for ACCPAC® Software; 8-5/8x3-5/8, Self-Seal, 500/Box

Double Window Security Envelopes for ACCPAC® Software; 8-5/8x3-5/8", Self-Seal, 500/Box

4.7 (3)
Size: 8-5/8x3-5/8"
Non-imprinted
Security tint for privacy
$10.99 Hundreds When you buy 20+
Qty Add to Cart
Item # 901-92564Q
Model # 92564
Quality Park Redi-Strip Catalog Envelopes, 9 x 12, Brown Kraft, 100/Box (QUA44562)
Quality Park Redi-Strip Catalog Envelopes, 9 x 12, Brown Kraft, 100/Box (QUA44562)

Quality Park Redi-Strip Catalog Envelopes, 9" x 12", Brown Kraft, 100/Box (QUA44562)

4 (10)
Catalog envelopes are a convenient and reliable choice for personal and business mailing purposes
Kraft paper provides durability
Dimensions: 9"L x 12"H; size #10,5
$24.99 Box
Qty Add to Cart
Item # 901-813437
Model # 44562
Custom 1-Color Claim SS Env. w/Right Window
Custom 1-Color Claim SS Env. w/Right Window

Insurance Claim Envelope with Right Side Window; Self Seal, Confidential, 4-1/2x9"

4.4 (8)
24-lb. white-wove stock
Right side clear-film view window
Blue security tint
$81.79 Thousands When you buy 5+
Customize
Item # 901-14146Q
Model # 14146Q
Quality Park™ High Bulk Self-Sealing Envelopes, Brown Kraft, 9 x 12, 100/Box (43563)
Quality Park™ High Bulk Self-Sealing Envelopes, Brown Kraft, 9 x 12, 100/Box (43563)

Quality Park™ High Bulk Self-Sealing Envelopes, Brown Kraft, 9 x 12, 100/Box (43563)

Self-sealing envelopes.
High Bulk Self-Sealing Envelopes are made of durable Kraft paper. Manufactured from high bulk Kraft material. Uses less paper fiber. Maintains look and feel similar to standard Kraft paper content.
Brand: Quality Park™
$39.99 Box
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Item # 901-2708508
Model # QUA43563
Quill Brand® Peel and Seal Tyvek Catalog Envelope, White, 10 x 13, 100/Box (72020)
Quill Brand® Peel and Seal Tyvek Catalog Envelope, White, 10 x 13, 100/Box (72020)

Quill Brand® Peel and Seal Tyvek Catalog Envelope, White, 10" x 13", 100/Box (72020)

4.5 (51)
Catalog envelopes are a reliable choice for multiple kinds of personal and business mailing purposes
White Tyvek envelopes provide superior protection for mailing important materials or documents
Size: 10" x 13"
$38.99 Box
Qty Add to Cart
Item # 901-72020
Model # 72020
Lifetime Warranty
Medical Arts Press® Single Window Self-Seal #10 Envelopes; Security Tint, Personalized, 500/Box
Medical Arts Press® Single Window Self-Seal #10 Envelopes; Security Tint, Personalized, 500/Box

Medical Arts Press® Single Window Self-Seal #10 Envelopes; Security Tint, Personalized, 500/Box

5 (1)
No moistening - simply touch to seal
Premium 24-lb. wove paper lined with opaque blue peek-proof privacy pattern
Clear filmview window
$53.99 Box When you buy 10+
Customize
Item # 901-14115M
Model # 14115M
Medical Arts Press® Single Window Self-Seal #10 Business Envelopes; Security Tint, Blank, 500/Box
Medical Arts Press® Single Window Self-Seal #10 Business Envelopes; Security Tint, Blank, 500/Box

Medical Arts Press® Single Window Self-Seal #10 Business Envelopes; Security Tint, Blank, 500/Box

4 (8)
Window size: 1-1/5"H x 4-1/2"W
Window location: 3/4" from the left, 1/2" up from the bottom
$33.99 Box When you buy 10+
Qty Add to Cart
Item # 901-24115MAP
Model # 24115
Custom 10x13 Self-Seal Catalog Envelopes
Custom 10x13 Self-Seal Catalog Envelopes

Custom Printed Catalog Envelopes; 10x13" Self-Seal Closure

2 (2)
Made of durable 28-lb. kraft
Envelopes measure 10x13"
500 envelopes per pack
$19.99 Hundreds When you buy 50+
Customize
Item # 901-11034Q
Model # 11034Q
Custom 9x12 Self-Seal Catalog Envelope
Custom 9x12 Self-Seal Catalog Envelope

Custom-printed Catalog Envelopes; 9x12" Self-seal

5 (1)
Made of durable 28-lb. kraft
Envelopes measure 9x12"
500 envelopes per pack
$28.99 Hundreds When you buy 50+
Customize
Item # 901-11035Q
Model # 11035Q
Custom 10x13 First-Class Brown Envelopes
Custom 10x13 First-Class Brown Envelopes

Custom-printed Catalog Envelopes; First-Class 10x13" Self-seal Closure

5 (1)
Made of durable 28-lb. kraft
Features a First Class markings in a green diamond pattern
Envelopes measure 10x13"
$19.99 Hundreds When you buy 50+
Customize
Item # 901-11033Q
Model # 11033Q
Custom 4-1/2 x 9 Insurance Claim Self Seal Left Window Envelopes with Security Tint, 24# Blue Wove
Custom 4-1/2 x 9 Insurance Claim Self Seal Left Window Envelopes with Security Tint, 24# Blue Wove

Custom 4-1/2" x 9" Insurance Claim Self Seal Left Window Envelopes with Security Tint, 24# Blue Wove, 1 Standard Ink

4-1/2" x 9" Envelopes, Self Seal with Security Tint
24# Blue Wove Stock with Security Tint, Flat Ink
Window is 4-1/4" x 1-1/2", 1-1/4" from bottom and 3/4" from left side
$26.99 Pack When you buy 20+
Customize
Item # 901-QCENV00725
Model # 7QCFENV3487Q1R
Quality Park Self Seal Catalog Envelopes, 10L x 13H, Brown, 25/Pack (QUA93336)
Quality Park Self Seal Catalog Envelopes, 10L x 13H, Brown, 25/Pack (QUA93336)

Quality Park Self Seal Catalog Envelopes, 10"L x 13"H, Brown, 25/Pack (QUA93336)

4.7 (18)
Catalog expansion envelopes offer security for bulky mailings
Made from extra-heavyweight 40 lbs. brown kraft stock to maintain durability during transit
Dimensions: 10"L x 13"H
$38.99 Pack When you buy 5+
Qty Add to Cart
Item # 901-93336
Model # 93336
Quill Brand® Self-Seal Envelope, 12 x 15-1/2, Brown Kraft, 100/Box (SS1215528)
Quill Brand® Self-Seal Envelope, 12 x 15-1/2, Brown Kraft, 100/Box (SS1215528)

Quill Brand® Self-Seal Envelope, 12" x 15-1/2", Brown Kraft, 100/Box (SS1215528)

4.2 (5)
Catalog envelopes are a reliable choice for multiple kinds of personal and business mailing purposes
28-lb. plain brown Kraft paper
Size: 12" x 15-1/2"
$40.99 Box When you buy 5+
Qty Add to Cart
Item # 901-SS1215528
Model # QIL503624
Lifetime Warranty
Quality Park Self Seal Invitation Envelopes, 5 3/4 x 4 3/8, White, 100/Box (QUA10740)
Quality Park Self Seal Invitation Envelopes, 5 3/4 x 4 3/8, White, 100/Box (QUA10740)

Quality Park Self Seal Invitation Envelopes, 5 3/4" x 4 3/8", White, 100/Box (QUA10740)

4.7 (22)
Invitation envelope keeps your documents flat in the mail
Envelope size: 5 3/4"W x 4 3/8"H
Self-seal closure for easy sealing
$16.79 Box When you buy 5+
Qty Add to Cart
Item # 901-10740
Model # 10740
Custom 4-1/2 x 9 Insurance Claim Self Seal Window Envelopes with Security Tint, 24# White Wove, 1
Custom 4-1/2 x 9 Insurance Claim Self Seal Window Envelopes with Security Tint, 24# White Wove, 1

Custom 4-1/2" x 9" Insurance Claim Self Seal Window Envelopes with Security Tint, 24# White Wove, 1 Standard Ink

4-1/2" x 9" Envelopes with Security Tint, Self Seal
24# White Wove Stock with Security Tint, Flat Ink
Window is 4-1/2" x 1-1/8; window is 3/4" from left and 1-1/2" from bottom
$19.99 Pack When you buy 20+
Customize
Item # 901-QCENV00851
Model # 7QCFENV3483Q1R
Quality Park Self Seal Booklet Envelope, 10 9/10 x 5, Brown, 25/Box (QUA93331)
Quality Park Self Seal Booklet Envelope, 10 9/10 x 5, Brown, 25/Box (QUA93331)

Quality Park Self Seal Booklet Envelope, 10 9/10" x 5", Brown, 25/Box (QUA93331)

Envelope expands up to two inches to accommodate bulky documents.
Brand: Quality Park™
Color(s): Brown Kraft
$45.99 Pack When you buy 5+
Qty Add to Cart