Skip to main content Skip to footer
Learn how our Rewards program works
Save instantly: $20 off your first order
Save 5% with Rewards+
Fanatical customer service since 1956
Rep photo Get expert
service now
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


Home
>
Shipping, Packing & Mailing Supplies
>
Bulk Envelopes
>
Invitation Envelopes
>
Square Envelopes

Page 11 of Square Envelopes

   (293 Products)
Filter by:
Clear
JAM Paper (152)
LUX (141)
Clear
White (122)
Black (24)
Gray/Silver (13)
Clear (21)
Beige (11)
Pink (9)
Brown (18)
Red (15)
Green (9)
Yellow (8)
Gold (7)
Multicolor (1)
Natural Kraft (1)
Blue (11)
Ivory (2)
Purple (2)
Metallic (1)
Natural (1)
Clear
2 11/16" x 3 11/16" (6)
3 1/4" x 3 1/4" (2)
4 1/8" x 9 1/2" (5)
4 3/4" x 6 1/2" (12)
4 3/8" x 5 3/4" (13)
5 1/2" x 5 1/2" (22)
5 1/2" x 8 1/8" (2)
5 1/4" x 7 1/4" (21)
5 3/4" x 8 3/4" (19)
5" x 5" (18)
5" x 11 1/2" (1)
6 1/2" x 6 1/2" (13)
6 1/4" x 6 1/4" (12)
6" x 6" (22)
6" x 9 1/2" (3)
7 1/2" x 7 1/2" (10)
Other (106)
Go
$0 - $10 (5)
$10 - $20 (63)
$20 - $30 (45)
$30 - $40 (27)
$40 - $50 (25)
$50 - $60 (14)
$60 - $70 (16)
$70 - $80 (10)
$80 - $90 (11)
$90 - $100 (10)
$100 - $150 (31)
$150 - $200 (18)
$200 - $300 (12)
$300 - $400 (3)
$400 - $500 (1)
$750 - $1000 (2)
Clear
50 Per Pack (91)
500 Per Pack (60)
1000 Per Pack (28)
25 Per Pack (51)
100 Per Pack (17)
250 Per Pack (38)
All filters
Sort by:
Best matchPrice: High-LowPrice: Low-HighRating: High-Low
All filters 293 items found
Price drop
JAM Paper 9 x 9 Square Invitation Envelopes, White, 100/Pack (4232B)JAM Paper 9 x 9 Square Invitation Envelopes, White, 100/Pack (4232B)
Quick view
JAM Paper 9 x 9 Square Invitation Envelopes, White, 100/Pack (4232B)
Item #: 901-261327JAM
Item #: 901-261327JAM
Size: 9" x 9"
Closure: Gum
Opening: Square
$37.99
Per box
($0.38/Envelope)
Add to cart
Earn 37 points
Free delivery
Price drop
LUX® 70lb 5x5 Square Flap Envelopes W/Peel&Press; Natural, 1000/BX
Quick view
LUX® 70lb 5"x5" Square Flap Envelopes W/Peel&Press; Natural, 1000/BX
Item #: 901-515025LUX
Item #: 901-515025LUX
1000/box
Natural
Size: 5"x5"
$106.99
Per box
($0.11/Envelope)
Add to cart
Earn 106 points
Free delivery
Price drop
LUX® 30lb 5 1/2x8 1/8 Square Flap Envelopes W/Glue; Clear Translucent, 1000/BX
Quick view
LUX® 30lb 5 1/2"x8 1/8" Square Flap Envelopes W/Glue; Clear Translucent, 1000/BX
Item #: 901-515951LUX
Item #: 901-515951LUX
1000/box
Clear translucent
Size: A8 (5 1/2 x 8 1/8)
$327.99
Per box
($0.33/Envelope)
Add to cart
Earn 327 points
Free delivery
JAM Paper 5.5 x 5.5 Square Invitation Envelopes, White, 25/Pack (28415)JAM Paper 5.5 x 5.5 Square Invitation Envelopes, White, 25/Pack (28415)
Quick view
JAM Paper 5.5 x 5.5 Square Invitation Envelopes, White, 25/Pack (28415)
Item #: 901-261298JAM
Item #: 901-261298JAM
Size: 5 1/2" x 5 1/2"
Closure: Gum
Opening: Square
$20.19
Per pack
($0.81/Envelope)
Add to cart
Earn 20 points
Free delivery w/ $25+
Price drop
LUX® 70lb 5 1/4x7 1/4 Square Flap Envelopes W/Peel&Press; Grocery Bag Brown, 250/BX
Quick view
LUX® 70lb 5 1/4"x7 1/4" Square Flap Envelopes W/Peel&Press; Grocery Bag Brown, 250/BX
Item #: 901-516142LUX
Item #: 901-516142LUX
250/box
Grocery bag
Size: A7 (5 1/4"x7 1/4")
$43.99
Per box
($0.18/Envelope)
Add to cart
Earn 43 points
Free delivery
Price drop
LUX 80lbs. 5 x 5 Square Envelopes W/Peel & Press, Pool Blue, 250/BX
Quick view
LUX 80lbs. 5" x 5" Square Envelopes W/Peel & Press, Pool Blue, 250/BX
Item #: 901-388714LUX
Item #: 901-388714LUX
5 x 5 Square Envelopes are perfect for announcements/weddings/greeting cards/invitations
Comes in Pool, 80lb. Text Paper
Dimensions: 5"L x 5"W
$45.99
Per box
($0.18/Envelope)
Add to cart
Earn 45 points
Free delivery
Price drop
LUX® 70lb 5 1/2x5 1/2 Square Flap Envelopes W/Peel&Press; Ruby Red, 500/BX
Quick view
LUX® 70lb 5 1/2"x5 1/2" Square Flap Envelopes W/Peel&Press; Ruby Red, 500/BX
Item #: 901-514223LUX
Item #: 901-514223LUX
Ruby red
Size: 5 1/2"x5 1/2"
Closure: Peel & press
$139.99
Per box
($0.28/Envelope)
Add to cart
Earn 139 points
Free delivery
JAM Paper 6.5 x 6.5 Square Invitation Envelopes, White, 100/Pack (28417B)JAM Paper 6.5 x 6.5 Square Invitation Envelopes, White, 100/Pack (28417B)
Quick view
JAM Paper 6.5 x 6.5 Square Invitation Envelopes, White, 100/Pack (28417B)
Item #: 901-261322JAM
Item #: 901-261322JAM
Size: 6 1/2" x 6 1/2"
Closure: Gum
Opening: Square
$50.99
Per box
($0.51/Envelope)
Add to cart
Earn 50 points
Free delivery
JAM Paper Square Envelopes, Peel & Press, Blush, 6 x 6, 250 Pack (8525-114-250)
Quick view
JAM Paper Square Envelopes, Peel & Press, Blush, 6 x 6, 250 Pack (8525-114-250)
Item #: 901-24578552
Item #: 901-24578552
Square Envelopes
6" x 6"
Blush Pink
$63.99
Per pack
($0.26/Envelope)
Add to cart
Earn 63 points
Free delivery
Price drop
JAM Paper Square Envelopes, Peel & Press, Seafoam, 3 1/4 x 3 1/4, 500 Pack (8503-113-500)
Quick view
JAM Paper Square Envelopes, Peel & Press, Seafoam, 3 1/4 x 3 1/4, 500 Pack (8503-113-500)
Item #: 901-24578562
Item #: 901-24578562
Square Envelopes
5.25" x 5.25"
Seafoam Green
$72.99
Per pack
($0.15/Envelope)
Add to cart
Earn 72 points
Free delivery
Price drop
JAM Paper 4.5 x 4.5 Square Invitation Envelopes, White, 25/Pack (439911145)JAM Paper 4.5 x 4.5 Square Invitation Envelopes, White, 25/Pack (439911145)
Quick view
JAM Paper 4.5 x 4.5 Square Invitation Envelopes, White, 25/Pack (439911145)
Item #: 901-261295JAM
(2)
Item #: 901-261295JAM
Size: 4 1/2" x 4 1/2"
Closure: Gum
Opening: Square
$8.99
Per pack
($0.36/Envelope)
Add to cart
Earn 8 points
Free delivery w/ $25+
LUX 9 x 9 Square Envelopes, 50/Box, Natural (8585-03-50)
Quick view
LUX 9 x 9 Square Envelopes, 50/Box, Natural (8585-03-50)
Item #: 901-282325LUX
(2)
Item #: 901-282325LUX
9 x 9 Square Envelopes are perfect for announcements/weddings/greeting cards/invitations
Comes in Natural, 70lb. Text Paper
Dimensions: 9"L x 9"W
$23.99
Per pack
($0.48/Envelope)
Add to cart
Earn 23 points
Free delivery w/ $25+
JAM Paper 6 x 6 Square Invitation Envelopes, White, 100/Pack (28416B)JAM Paper 6 x 6 Square Invitation Envelopes, White, 100/Pack (28416B)
Quick view
JAM Paper 6 x 6 Square Invitation Envelopes, White, 100/Pack (28416B)
Item #: 901-261320JAM
(3)
Item #: 901-261320JAM
Size: 6" x 6"
Closure: Gum
Opening: Square
$48.99
Per box
($0.49/Envelope)
Add to cart
Earn 48 points
Free delivery
Price drop
JAM Paper Square Envelopes, Peel & Press, 100lb Citrus Yellow, 6 1/4 x 6 1/4, 50 Pack, (8530-L20-50)
Quick view
JAM Paper Square Envelopes, Peel & Press, 100lb Citrus Yellow, 6 1/4 x 6 1/4, 50 Pack, (8530-L20-50)
Item #: 901-24578542
Item #: 901-24578542
Square Envelopes
6.25" x 6.25"
Yellow
$13.99
Per pack
($0.28/Envelope)
Add to cart
Earn 13 points
Free delivery w/ $25+
Price drop
LUX 5 x 5 Square Envelopes, 50/Box, Black Linen (8505-BLI-50)
Quick view
LUX 5 x 5 Square Envelopes, 50/Box, Black Linen (8505-BLI-50)
Item #: 901-282151LUX
Item #: 901-282151LUX
5 x 5 Square Envelopes are perfect for announcements/weddings/greeting cards/invitations
Comes in Black Linen, 80lb. Text Paper
Peel & Press Sealing Method
$17.99
Per pack
($0.36/Envelope)
Add to cart
Earn 17 points
Free delivery w/ $25+
Price drop
JAM Paper 7 1/2 x 7 1/2 Square Envelopes ,Sunflower, 50 Pack, Yellow (EX8555-12-50)
Quick view
JAM Paper 7 1/2 x 7 1/2 Square Envelopes ,Sunflower, 50 Pack, Yellow (EX8555-12-50)
Item #: 901-24578550
Item #: 901-24578550
Square Envelopes
7.5" x 7.5"
Yellow
$14.99
Per pack
($0.30/Envelope)
Add to cart
Earn 14 points
Free delivery w/ $25+
JAM Paper 7 1/2 x 7 1/2 Square Envelopes ,Smoke, 500 Pack, Gray (EX8555-22-500)
Quick view
JAM Paper 7 1/2 x 7 1/2 Square Envelopes ,Smoke, 500 Pack, Gray (EX8555-22-500)
Item #: 901-24578548
Item #: 901-24578548
Square Envelopes
7.5" x 7.5"
Grey
$307.99
Per pack
($0.62/Envelope)
Add to cart
Earn 307 points
Free delivery
Lux® 4 3/8 x 5 3/4 60lbs. Lined Envelopes W/Peel & Press; White/Black LUX Lining
Quick view
Lux® 4 3/8" x 5 3/4" 60lbs. Lined Envelopes W/Peel & Press; White/Black LUX Lining
Item #: 901-282523LUX
Item #: 901-282523LUX
White/black LUx lining
Size: A2 (4 3/8" x 5 3/4")
Closure: Peel and press
$17.29
Per pack
($0.35/Envelope)
Add to cart
Earn 17 points
Free delivery w/ $25+
Price drop
Lux® 5 1/2 x 5 1/2 70lbs. Square Flap Envelopes W/Peel & Press; Ruby Red, 50/Pk
Quick view
Lux® 5 1/2" x 5 1/2" 70lbs. Square Flap Envelopes W/Peel & Press; Ruby Red, 50/Pk
Item #: 901-282128LUX
Item #: 901-282128LUX
Ruby red
Size: 5 1/2" x 5 1/2"
Closure: Peel and press
$18.99
Per pack
($0.38/Envelope)
Add to cart
Earn 18 points
Free delivery w/ $25+
Lux® 4 1/4 x 6 1/4 60lbs. Square Flap Envelopes W/Peel & Press; White/Gold LUX Lining
Quick view
Lux® 4 1/4" x 6 1/4" 60lbs. Square Flap Envelopes W/Peel & Press; White/Gold LUX Lining
Item #: 901-282572LUX
Item #: 901-282572LUX
White/gold LUx lining
Size: A4 (4 1/4" x 6 1/4")
Closure: Peel and press
$21.99
Per pack
($0.44/Envelope)
Add to cart
Earn 21 points
Free delivery w/ $25+
JAM Paper 6 x 6 Square Colored Invitation Envelopes, Green Recycled, 25/Pack (2792267)JAM Paper 6 x 6 Square Colored Invitation Envelopes, Green Recycled, 25/Pack (2792267)
Quick view
JAM Paper 6 x 6 Square Colored Invitation Envelopes, Green Recycled, 25/Pack (2792267)
Item #: 901-261276JAM
Item #: 901-261276JAM
Size: 6" x 6"
Closure: Gum
Opening: Square
$25.99
Per pack
($1.04/Envelope)
Add to cart
Earn 25 points
Free delivery
LUX® 80lb 4 3/4x6 1/2 Square Flap Envelopes W/Peel&Press; Bright White, 250/BX
Quick view
LUX® 80lb 4 3/4"x6 1/2" Square Flap Envelopes W/Peel&Press; Bright White, 250/BX
Item #: 901-513970LUX
Item #: 901-513970LUX
250/box
Bright white
Size: A6 (4 3/4"x6 1/2")
$67.89
Per box
($0.27/Envelope)
Add to cart
Earn 67 points
Free delivery
Price drop
LUX® 70lb 8x8 Square Flap Envelopes W/Peel&Press; Bright White, 1000/BX
Quick view
LUX® 70lb 8"x8" Square Flap Envelopes W/Peel&Press; Bright White, 1000/BX
Item #: 901-516586LUX
Item #: 901-516586LUX
1000/box
Bright white
Size: 8"x8"
$201.99
Per box
($0.20/Envelope)
Add to cart
Earn 201 points
Free delivery
Price drop
JAM Paper Square Envelopes, Peel & Press, Blush Pink, 6 x 6, 500 Pack (8525-114-500)
Quick view
JAM Paper Square Envelopes, Peel & Press, Blush Pink, 6 x 6, 500 Pack (8525-114-500)
Item #: 901-24578470
Item #: 901-24578470
Square Envelopes
6" x 6"
Blush Pink
$99.99
Per pack
($0.20/Envelope)
Add to cart
Earn 99 points
Free delivery
1 ... 10 11 1213
Displaying 241-264 of 293

Delivering quality & savings with our in-house brands

Staples logo Tru Red logo Union & Scale logo Pick Me Up logo Coastwide logo Workplace logo Perk logo Staples tech logo
Trustpilot logo Trustpilot rating 4.5 out of 5

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?

Start a chat.
Email us.
Looking for coupons?
You will be redirected to travel.quill.com in a new tab. Hit Okay to continue.
Okay
Go to Cart
Subtotal: ( items / rewards):
Rewards balance:
Rewards & coupons center
Loading your cart
Quick view
Shared Cart Details
Please review this product
Upgrade to Rewards+
$49.99/year
Member benefits
$39.99 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