Loading...
Skip to main content Skip to footer
Track an order
Shared cart
Reward not redeemed
You dont have enough points to redeem this reward.
Shopping list
Alternative Items
Add a protection plan



Shop Square Envelopes

   (293 Products)
All filters 293 items found
JAM Paper 13 1/2 Square Invitation Envelope, 13 1/2 x 13 1/2, White, 25/Pack (3992323)JAM Paper 13 1/2 Square Invitation Envelope, 13 1/2 x 13 1/2, White, 25/Pack (3992323)
JAM Paper 13 1/2 Square Invitation Envelope, 13 1/2" x 13 1/2", White, 25/Pack (3992323)
Item #: 901-261312JAM
Smooth paper finish for a sleek appearance
Straight-flap gum closure helps keep contents secure
Finish: Smooth
$36.79
Per pack
($1.47/Envelope)
LUX® 70lb 4 3/8x5 3/4 Square Flap Exclusive Envelopes W/Peel&Press; Sunflower Yellow, 500/BX
LUX® 70lb 4 3/8"x5 3/4" Square Flap Exclusive Envelopes W/Peel&Press; Sunflower Yellow, 500/BX
Item #: 901-514441LUX
Sunflower
Size: A2 (4 3/8"x5 3/4")
Closure: Peel & press
$83.39
Per box
($0.17/Envelope)
LUX 6 x 6 Square Envelopes 50/Pack, Midnight Black (F-8525-B-50)
LUX 6 x 6 Square Envelopes 50/Pack, Midnight Black (F-8525-B-50)
Item #: 901-24260442
Dimensions: 6"L x 6"W
Comes in Midnight Black
Sold as 50 per box
$19.39
Per pack
($0.39/Envelope)
LUX 5 1/2 x 5 1/2 Square Envelopes, 50/Box, Natural (8515-03-50)
LUX 5 1/2 x 5 1/2 Square Envelopes, 50/Box, Natural (8515-03-50)
Item #: 901-282122LUX
5 1/2 x 5 1/2 Square Envelopes are perfect for announcements/weddings/greeting cards/invitations
Comes in Natural, 70lb. Text Paper
Dimensions: 5 1/2"L x 5 1/2"W
$17.99
Per pack
($0.36/Envelope)
LUX 13 x 13 Square Envelopes, 50/Box, 28lb. White (WS-5222-50)
LUX 13 x 13 Square Envelopes, 50/Box, 28lb. White (WS-5222-50)
Item #: 901-2146488LUX
13" x 13" square envelopes - 28 lb. white 50/PK
Perfect for sending calendars, important announcements for special events, corporate dinners or weddings
Moistenable glue sealing method
$95.59
Per pack
($1.91/Envelope)
Lux® 5 1/4 x 7 1/4 80lbs. Smooth Square Flap Envelopes W/Peel & Press; Azalea Metallic Pink
Lux® 5 1/4" x 7 1/4" 80lbs. Smooth Square Flap Envelopes W/Peel & Press; Azalea Metallic Pink
Item #: 901-282730LUX
Azalea metallic
Size: A7 (5 1/4" x 7 1/4")
Closure: Peel and press
$28.69
Per pack
($0.57/Envelope)
JAM Paper 5.5 x 5.5 Square Invitation Envelopes, White, 50/Pack (28415I)JAM Paper 5.5 x 5.5 Square Invitation Envelopes, White, 50/Pack (28415I)
JAM Paper 5.5 x 5.5 Square Invitation Envelopes, White, 50/Pack (28415I)
Item #: 901-1588512JAM
Regular white square envelope
Blank interior for personalized message
Envelope Size: 5.5" x 5.5"
$27.99
Per pack
($0.56/Envelope)
JAM Paper 11.5 x 11.5 Large Square Invitation Envelopes, White, Bulk 250/Box (3992321H)JAM Paper 11.5 x 11.5 Large Square Invitation Envelopes, White, Bulk 250/Box (3992321H)
JAM Paper 11.5" x 11.5" Large Square Invitation Envelopes, White, Bulk 250/Box (3992321H)
Item #: 901-1589829JAM
White envelope
Blank interior for personalized message
Envelope Size: 11.5" x 11.5"
$236.99
Per pack
($0.95/Envelope)
LUX® 80lb 4 3/4x6 1/2 Square Flap Envelopes W/Peel&Press; Bright White, 1000/BX
LUX® 80lb 4 3/4"x6 1/2" Square Flap Envelopes W/Peel&Press; Bright White, 1000/BX
Item #: 901-513971LUX
1000/box
Bright white
Size: A6 (4 3/4"x6 1/2")
$174.09
Per box
($0.17/Envelope)
LUX® 80lb 5 1/4x7 1/4 Square Flap Envelopes W/Glue; Jupiter Metallic Red, 500/BX
LUX® 80lb 5 1/4"x7 1/4" Square Flap Envelopes W/Glue; Jupiter Metallic Red, 500/BX
Item #: 901-515502LUX
Jupiter metallic
Size: A7 (5 1/4"x7 1/4")
Closure: Moistenable glue
$140.39
Per box
($0.28/Envelope)
LUX® 80lb 4 3/8x5 3/4 Square Flap Metallic Envelopes W/Peel&Press; Gold, 500/BX
LUX® 80lb 4 3/8"x5 3/4" Square Flap Metallic Envelopes W/Peel&Press; Gold, 500/BX
Item #: 901-515792LUX
Gold metallic
Size: A2 (4 3/8"x5 3/4")
Closure: Peel & press
$96.49
Per box
($0.19/Envelope)
Lux® 3 1/4 x 3 1/4 70lbs. Square Flap Envelopes W/Self Adhesive; Bright White, 50/Pk
Lux® 3 1/4" x 3 1/4" 70lbs. Square Flap Envelopes W/Self Adhesive; Bright White, 50/Pk
Item #: 901-282097LUX
Bright white
Size: 3 1/4" x 3 1/4"
Closure: Self-adhesive
$12.09
Per pack
($0.24/Envelope)
LUX® 70lb 5 1/2x5 1/2 Square Flap Envelopes W/Peel&Press; Smoke Gray, 500/BX
LUX® 70lb 5 1/2"x5 1/2" Square Flap Envelopes W/Peel&Press; Smoke Gray, 500/BX
Item #: 901-514221LUX
Smoke
Size: 5 1/2"x5 1/2"
Closure: Peel & press
$139.29
Per box
($0.28/Envelope)
JAM Paper 10 x 10 Large Square Invitation Envelopes, White, 50/Pack (3992319I)JAM Paper 10 x 10 Large Square Invitation Envelopes, White, 50/Pack (3992319I)
JAM Paper 10 x 10 Large Square Invitation Envelopes, White, 50/Pack (3992319I)
Item #: 901-1588504JAM
Envelope Size: 10" x 10"
White envelope
Blank interior for personalized message
$47.29
Per pack
($0.95/Envelope)
LUX 5 3/4 x 8 3/4 60lbs. Square Flap Envelopes W/Glue, Holiday Red, 50/Pack
LUX 5 3/4" x 8 3/4" 60lbs. Square Flap Envelopes W/Glue, Holiday Red, 50/Pack
Item #: 901-282923LUX
A9 Invitation Envelopes (5 3/4 x 8 3/4) are perfect for party invites/thank you cards/wedding invites/announcements
Comes in Holiday Red, 60lb. Text Paper
Closure: Moistenable glue
$13.49
Per pack
($0.27/EACH)
JAM Paper 9 x 9 Square Invitation Envelopes, White, Bulk 1000/Carton (4232C)JAM Paper 9 x 9 Square Invitation Envelopes, White, Bulk 1000/Carton (4232C)
JAM Paper 9 x 9 Square Invitation Envelopes, White, Bulk 1000/Carton (4232C)
Item #: 901-261347JAM
Size: 9" x 9"
Closure: Gum
Opening: Square
$273.99
Per carton
($0.27/Envelope)
JAM Paper 7.5 x 7.5 Square Invitation Envelopes, Presidential Blue, 25/Pack (263913007)JAM Paper 7.5 x 7.5 Square Invitation Envelopes, Presidential Blue, 25/Pack (263913007)
JAM Paper 7.5 x 7.5 Square Invitation Envelopes, Presidential Blue, 25/Pack (263913007)
Item #: 901-2632932
Size: 7 1/2" x 7 1/2"
Quantity: 25/pack
Perfect for Greeting Cards, Invitations, Weddings or any announcement.
$30.99
Per pack
($1.24/Envelope)
LUX 5 x 5 Square Envelopes, 50/Box, Navy (LUX-8505-103-50)
LUX 5 x 5 Square Envelopes, 50/Box, Navy (LUX-8505-103-50)
Item #: 901-282165LUX
5 x 5 Square Envelopes are perfect for announcements/weddings/greeting cards/invitations
Comes in Navy, 80lb. Text Paper
Dimensions: 5"L x 5"W
$13.99
Per pack
($0.28/Envelope)
Lux® 5 3/4 x 8 3/4 70lbs. Square Flap Envelopes W/Peel & Press; Grocery Bag Brown, 50/Pk
Lux® 5 3/4" x 8 3/4" 70lbs. Square Flap Envelopes W/Peel & Press; Grocery Bag Brown, 50/Pk
Item #: 901-282921LUX
A9 Invitation Envelopes (5 3/4 x 8 3/4) are perfect for party invites/thank you cards/wedding invites/announcements
Size: A9 (5 3/4" x 8 3/4")
Closure: Peel and press
$20.19
Per pack
($0.40/Envelope)
LUX® 5 1/2 x 8 1/8 60lbs. Square Flap Envelopes W/Peel & Press, White, 50/Pack
LUX® 5 1/2" x 8 1/8" 60lbs. Square Flap Envelopes W/Peel & Press, White, 50/Pack
Item #: 901-282875LUX
A8 Invitation Envelopes (5 1/2 x 8 1/8) are perfect for party invites/thank you cards/wedding invites/announcements
Comes in 60lb. White w/Peel & Press, 60lb. Text Paper
Dimensions: 5 1/2"L x 8 1/8"W
$26.49
1-2 pack
($0.53/Envelope)
Save 6%
$24.99
3+ pack
($0.50/Envelope)
JAM Paper 13 1/2 Square Invitation Envelope, 13 1/2 x 13 1/2, White, 50/Pack (3992323I)JAM Paper 13 1/2 Square Invitation Envelope, 13 1/2 x 13 1/2, White, 50/Pack (3992323I)
JAM Paper 13 1/2 Square Invitation Envelope, 13 1/2" x 13 1/2", White, 50/Pack (3992323I)
Item #: 901-1588468JAM
Blank interior for personalized message
Smooth paper finish for a sleek appearance
Straight-flap gum closure helps keep contents secure
$54.99
Per pack
($1.10/Envelope)
LUX® 80lb 5 1/4x7 1/4 Square Flap Metallic Envelopes W/Peel&Press; Azalea, 1000/BX
LUX® 80lb 5 1/4"x7 1/4" Square Flap Metallic Envelopes W/Peel&Press; Azalea, 1000/BX
Item #: 901-515493LUX
Azalea metallic
Size: A7 (5 1/4"x7 1/4")
Closure: Peel & press
$315.99
Per box
($0.32/Envelope)
LUX® 70lb 5 1/2x5 1/2 Square Flap Envelopes W/Peel&Press; Grocery Bag Brown, 1000/BX
LUX® 70lb 5 1/2"x5 1/2" Square Flap Envelopes W/Peel&Press; Grocery Bag Brown, 1000/BX
Item #: 901-514818LUX
1000/box
Grocery bag
Size: 5 1/2"x5 1/2"
$190.89
Per box
($0.19/Envelope)
JAM Paper 7 1/2 x 7 1/2 Square Envelopes, Sunflower, 250 Pack, Yellow (EX8555-12-250)
JAM Paper 7 1/2 x 7 1/2 Square Envelopes, Sunflower, 250 Pack, Yellow (EX8555-12-250)
Item #: 901-24578458
Square Envelopes
7.5" x 7.5"
Yellow
$170.19
Per pack
($0.68/Envelope)
1 23 ... 13

Displaying 1-24 of 293
house icon

Quill's House Brands

Business essentials you trust, savings you'll love.

Quill help center

Call us 1-800-982-3400

New to Quill? Would you like to learn more about how we can help your business?

You will be redirected to travel.quill.com in a new tab. Hit Okay to continue.
Okay
Subtotal: ( items / rewards):
Rewards balance:
Loading your cart
Quick view
Shared Cart Details
Please review this product
Upgrade to Rewards+
$49.99/year
Member benefits
$41.99 Quill 10-Ream Copy Paper
Up to 4 cartons per month

10% in QUILLCASH Rewards on ink & toner
View policy

$15 off monthly coupon

Always free shipping
View policy

Earn 10% more points + more time to use

5% off everday prices

10% off discount on in-house brands

Member exclusive rewards

Site-wide price match guarantee
View policy

Disclaimer
Offers and discounts exclude HP,Samsung and Epson. We offer a worry-free enrollment guarantee - if you are not satisfied with your Rewards+ membership, you can cancel at any time for a prorated refund. By enrolling into the Reward+ program, you are agreeing to the Terms and Conditions.

See full membership details