21 Best Seal Flaps

 

10 Window Envelope - Self Seal - 24 White 4 18 x 9 12 - Business Window Series Peel Seel Flap Box of 250
#10 Window Envelope – Self Seal – 24# White (4 1/8 x 9 1/2) – Business Window Series (Peel & Seel Flap) (Box of 250)
#10 Window Envelope – Self Seal – 24# White (4 1/8 x 9 1/2) – Business Window Series (Peel & Seel Flap) (Box of 250) - 24# white paper, peel & seel® flap. A quantity of 250, #10 peel & seel® window envelope. Great for mailing invoices, statements, catalogs or announcements. This envelope may be sourced from any one of a number of top brands. Ships via ups ground.

 

J-Beauty 175 x 135 Inch Clear Apparel Bags Self Seal Flap for T-shirtClothesParty Wedding Gift Bags 100 Pcs
J-Beauty 17.5 x 13.5 Inch Clear Apparel Bags Self Seal Flap for T-shirt,Clothes,Party Wedding Gift Bags (100 Pcs)
J-Beauty 17.5 x 13.5 Inch Clear Apparel Bags Self Seal Flap for T-shirt,Clothes,Party Wedding Gift Bags (100 Pcs) - Great value, 12 mil thickness top quality. Size4535cm+3cm. Fast shipping service,7-15 days delivered. Self easily close. Can be used to store clothes,books,paper,something need dry.

 

J-Beauty 9 x 13 Inch Clear Apparel Bags Self Seal Flap for T-shirtClothesParty Wedding Gift Bags 200 Pcs
J-Beauty 9 x 13 Inch Clear Apparel Bags Self Seal Flap for T-shirt,Clothes,Party Wedding Gift Bags (200 Pcs)
J-Beauty 9 x 13 Inch Clear Apparel Bags Self Seal Flap for T-shirt,Clothes,Party Wedding Gift Bags (200 Pcs) - Self easily close. Size3224cm+3cm. Fast shipping service,7-15 days delivered. Great value, 12 mil thickness top quality. Can be used to store clothes,books,paper,something need dry.

 

500 11x14 Suffocation Warning Self Seal Flap Tape Clear ValueMailers Poly Bags Cello Cellophane Polypropylene OPP Bags 15 MIL
500 11×14 Suffocation Warning Self Seal Flap Tape Clear ValueMailers Poly Bags Cello Cellophane Polypropylene OPP Bags 1.5 MIL
500 11×14 Suffocation Warning Self Seal Flap Tape Clear ValueMailers Poly Bags Cello Cellophane Polypropylene OPP Bags 1.5 MIL - Suffocation warning poly bags. Securely holds hefty files during transit due to it sturdy construction and thick 28 lb kraft paper. Just peel and seal to create a strong lasting seal no need to worry about your contents failing out during transit even when shipping hefty shipments like 60 sheets of paper or magazines. Provides complete security your documents are safe from others during transit safe for sensitive documents like tax, legal, and financial documents. Allows for organized storage of personal and company documents due to its large size great for storing receipts, monthly financials, tax returns, magazines, reports and more.

 

500 10x13 Suffocation Warning Self Seal Flap Tape Clear ValueMailers Poly Bags Cello Cellophane Polypropylene OPP Bags 15 MIL
500 10×13 Suffocation Warning Self Seal Flap Tape Clear ValueMailers Poly Bags Cello Cellophane Polypropylene OPP Bags 1.5 MIL
500 10×13 Suffocation Warning Self Seal Flap Tape Clear ValueMailers Poly Bags Cello Cellophane Polypropylene OPP Bags 1.5 MIL - If bag is folded down, warning is still legible. • Resealable, if it wasn’t closed perfectly the first time, peel it open and try again • strong bags protect your merchandise, products slip easily inside these clear bags. • Suffocation warning, written in english, french, and spanish, meets amazon fba requirements. • Printed on bottom of bag, for clear view of product. Easy peel and stick closure, peel off the backing, fold the flap, and stick in place.

 

200 8x10 SELF SEAL FLAP TAPE CLEAR UNEEKMAILERS POLY BAGS POLYPROPYLENE OPP BAGS 15 MIL
200 8×10 SELF SEAL FLAP TAPE CLEAR UNEEKMAILERS POLY BAGS POLYPROPYLENE OPP BAGS 1.5 MIL
200 8×10 SELF SEAL FLAP TAPE CLEAR UNEEKMAILERS POLY BAGS POLYPROPYLENE OPP BAGS 1.5 MIL - Securely holds hefty files during transit due to it sturdy construction and thick 28 lb kraft paper. Just peel and seal to create a strong lasting seal no need to worry about your contents failing out during transit even when shipping hefty shipments like 60 sheets of paper or magazines. Suffocation warning poly bags. Allows for organized storage of personal and company documents due to its large size great for storing receipts, monthly financials, tax returns, magazines, reports and more. Provides complete security your documents are safe from others during transit safe for sensitive documents like tax, legal, and financial documents.

 

1000 6X8 Suffocation Warning Self Seal Flap Tape Clear ValueMailers Poly Bags Cello Cellophane Polypropylene OPP Bags 15 MIL
1000 6X8 Suffocation Warning Self Seal Flap Tape Clear ValueMailers Poly Bags Cello Cellophane Polypropylene OPP Bags 1.5 MIL
1000 6X8 Suffocation Warning Self Seal Flap Tape Clear ValueMailers Poly Bags Cello Cellophane Polypropylene OPP Bags 1.5 MIL - Save time quickly stuffing multiple pieces of business mail in our wide and large #10 security envelope design you can even stuff smaller #9 or #8 return envelopes to get your invoices paid quicker. Just peel and seal for a strong lasting seal our security envelopes will quickly and easily create a strong seal for completely secure business mail. Suffocation warning poly bags. Provides complete business mail security your professional business mail will be completely hidden with our dark security tint design. Perfect for mailing invoices, quickbooks invoices and checks, billing statements, checks, and other business mail.

 

500 6x9 Suffocation Warning Self Seal Flap Tape Clear ValueMailers Poly Bags Cello Cellophane Polypropylene OPP Bags 15 MIL
500 6×9 Suffocation Warning Self Seal Flap Tape Clear ValueMailers Poly Bags Cello Cellophane Polypropylene OPP Bags 1.5 MIL
500 6×9 Suffocation Warning Self Seal Flap Tape Clear ValueMailers Poly Bags Cello Cellophane Polypropylene OPP Bags 1.5 MIL - Easy peel and stick closure, peel off the backing, fold the flap, and stick in place. • Suffocation warning, written in english, french, and spanish, meets amazon fba requirements. • Resealable, if it wasn’t closed perfectly the first time, peel it open and try again • strong bags protect your merchandise, products slip easily inside these clear bags. If bag is folded down, warning is still legible. • Printed on bottom of bag, for clear view of product.

 

10 x 13 Booklet Envelope - Open Side - 28 White Peel Seal Flap 10 x 13 - Jumbo Envelope Series Box of 500
10 x 13 Booklet Envelope – Open Side – 28# White Peel & Seal Flap (10 x 13) – Jumbo Envelope Series (Box of 500)
10 x 13 Booklet Envelope – Open Side – 28# White Peel & Seal Flap (10 x 13) – Jumbo Envelope Series (Box of 500) - A quantity of 500, 10 x 13 booklet envelope, 28# white ps. Great for catalogs, calenders, advertisements or announcements. Ships via ups ground. 28# white wove paper, self seal peel and seal flap. This envelope may be sourced from any one of a number of top brands.

 

Heavyweight 28lb White 6 x 9 Envelopes w Self Seal Flap - 100 Envelopes
Heavyweight 28lb White 6″ x 9″ Envelopes w/ Self Seal Flap – 100 Envelopes
Heavyweight 28lb White 6″ x 9″ Envelopes w/ Self Seal Flap – 100 Envelopes - Desktop publishing suppliestm brand heavyweight white 6″ x 9″ self seal envelopes are designed for customers looking for a higher end envelope for their mailings. 6″ x 9″ envelopes are made for use with 5 1/2″ x 8 1/2″ invitations, half sheets of paper, or half fold greeting cards these white bi-fold and flat card envelopes are made from a 28 lb bond / 70 lb text (105 gsm) paper. These white envelopes measure 6″ x 9″ and feature a square flap with an easy to use peel & seal self sealing strip 100 envelopes per pack.

 

100 9 X 12 SELF SEAL Security Catalog Envelopes- Designed for Secure Mailing- Securely holds up to 60 Sheets of Paper with strong Peel and Seal Flap 100 Envelopes
100 9 X 12 SELF SEAL Security Catalog Envelopes- Designed for Secure Mailing- Securely holds up to 60 Sheets of Paper with strong Peel and Seal Flap (100 Envelopes)
100 9 X 12 SELF SEAL Security Catalog Envelopes- Designed for Secure Mailing- Securely holds up to 60 Sheets of Paper with strong Peel and Seal Flap (100 Envelopes) - Just peel and seal to create a strong lasting seal no need to worry about your contents failing out during transit even when shipping hefty shipments like 60 sheets of paper or magazines. Securely holds hefty files during transit due to it sturdy construction and thick 28 lb white wove paper. Provides complete security your documents are safe from others during transit safe for sensitive documents like tax, legal, and financial documents. Perfect size for standard 85” x 11” letter paper, wide opening saves times when stuffing up to 60 sheets of letter paper securely. Allows for organized storage of personal and company documents due to its large size and security tint great for storing receipts, monthly financials, tax returns, magazines, reports and more.

 

100 9x12 SELF SEAL FLAP TAPE CLEAR VALUEMAILERS POLY BAGS CELLO CELLOPHANE PO
100 9×12 SELF SEAL FLAP TAPE CLEAR VALUEMAILERS POLY BAGS CELLO CELLOPHANE PO…
100 9×12 SELF SEAL FLAP TAPE CLEAR VALUEMAILERS POLY BAGS CELLO CELLOPHANE PO… - It is commonly used for packaging foods and displaying merchandise at retail. Impress your customers with a unique crystal clear solution, provide ‘retail pack’ appearance and beautiful finished look for your product. These cellophane(cello) bags are made of biaxially oriented polypropylene (bopp), it is an all together different resin than polyethylene(ex. Cello bag is non-porous, super-clear, non-stretching and generally stronger and more rigid than poly bags. The bag feels crinkly not soft like sandwich bag. Poly bags, sandwich bag).

 

10 Regular White Business Envelopes - Simple Seal Flap - Self Seal - Superfine Inc Brand - Pack of 100
#10 Regular White Business Envelopes – Simple Seal Flap – Self Seal – Superfine Inc. Brand – (Pack of 100)
#10 Regular White Business Envelopes – Simple Seal Flap – Self Seal – Superfine Inc. Brand – (Pack of 100) - A pack of 100 regular #10 envelope with simple seal® flap. Made with 24# white wove paper. A pack of 100 envelopes. Laser, inkjet and copier compatible. Using a simple seal® flap is easy fold up the lower flap and press the upper flap down and your envelope is sealed no moisture needed.

 

500 9 Flip and Seal Double Window Security Envelopes-Designed for Quickbooks Invoices and Business Statements with SELF SEAL Flip Press and Seal flap -3 78 X 8 78
500 #9 Flip and Seal Double Window Security Envelopes-Designed for Quickbooks Invoices and Business Statements with SELF SEAL Flip Press and Seal flap -3 7/8” X 8 7/8”
500 #9 Flip and Seal Double Window Security Envelopes-Designed for Quickbooks Invoices and Business Statements with SELF SEAL Flip Press and Seal flap -3 7/8” X 8 7/8” - Save time with easy to use flip and seal self-seal design no more headaches, or bad tastes in your month from licking envelopes our self seal design allows for sending hundreds of invoices quickly and easily. Quickly and easily stuff our wide envelopes with several invoices or business statements. Maintains professional look and feel throughout transit with our durable 24 lb white wove envelope paper. Provides complete business mail security your invoices and statements will be completely hidden with our dark security tint design. Perfectly fits quickbooks invoices and business statements sender and return address will be visible on your quickbooks invoices and monthly bills through our unique double window design.

 

500 6X8 Suffocation Warning Self Seal Flap Tape Clear ValueMailers Poly Bags Cello Cellophane Polypropylene OPP Bags 15 MIL
500 6X8 Suffocation Warning Self Seal Flap Tape Clear ValueMailers Poly Bags Cello Cellophane Polypropylene OPP Bags 1.5 MIL
500 6X8 Suffocation Warning Self Seal Flap Tape Clear ValueMailers Poly Bags Cello Cellophane Polypropylene OPP Bags 1.5 MIL - If bag is folded down, warning is still legible. • Resealable, if it wasn’t closed perfectly the first time, peel it open and try again • strong bags protect your merchandise, products slip easily inside these clear bags. • suffocation warning, written in english, french, and spanish, meets amazon fba requirements. • Printed on bottom of bag, for clear view of product. Easy peel and stick closure, peel off the backing, fold the flap, and stick in place.

 

200pcs 41x31inch flap seal crystal clear bags with adhesive seal flap 200pcs Acid Free
200pcs 4.1×3.1inch flap seal crystal clear bags with adhesive seal flap (200pcs) Acid Free
200pcs 4.1×3.1inch flap seal crystal clear bags with adhesive seal flap (200pcs) Acid Free - Crystal clear flap seal bags have the following features crystal clear optical clarity- high quality material will not easily rip, tear, wrinkle, or fog- acid and lignin free- archival safe- usps approved.

 

White A6 Self Seal Envelopes - 50 Envelopes - 4 34 x 6 12 - Easy to Use Self Seal Flap
White A6 Self Seal Envelopes – 50 Envelopes – 4 3/4″ x 6 1/2″ – Easy to Use Self Seal Flap
White A6 Self Seal Envelopes – 50 Envelopes – 4 3/4″ x 6 1/2″ – Easy to Use Self Seal Flap - These white a6 envelopes are made from a 24lb bond / 60lb text (90 gsm) white paper stock and are inkjet and laser printer compatible. Desktop publishing supplies™ brand peel & seal white a6 self seal envelopes provide an easier, cleaner, and more sanitary way to send invitations, greeting cards, letters, or your 4″ x 6″ photos no water needed, simply remove the strip and press to seal your envelopes securely. These white a6 envelopes measure 4 3/4″ x 6 1/2″ each and feature a booklet style square flap. 50 envelopes.

 

100 9 X 12 SELF SEAL Golden Brown Kraft Catalog Envelopes- Designed for Secure Mailing- Oversize Strong Peel and Seal Flap with 28 LB Kraft Paper- 100 Envelopes
100 9 X 12 SELF SEAL Golden Brown Kraft Catalog Envelopes- Designed for Secure Mailing- Oversize Strong Peel and Seal Flap with 28 LB Kraft Paper- 100 Envelopes
100 9 X 12 SELF SEAL Golden Brown Kraft Catalog Envelopes- Designed for Secure Mailing- Oversize Strong Peel and Seal Flap with 28 LB Kraft Paper- 100 Envelopes - Just peel and seal to create a strong lasting seal no need to worry about your contents failing out during transit even when shipping hefty shipments like 60 sheets of paper or magazines. Perfect size for standard 85” x 11” letter paper, wide opening saves times when stuffing up to 60 sheets of letter paper securely. Securely holds hefty files during transit due to it sturdy construction and thick 28 lb kraft paper. Allows for organized storage of personal and company documents due to its large size great for storing receipts, monthly financials, tax returns, magazines, reports and more. Provides complete security your documents are safe from others during transit safe for sensitive documents like tax, legal, and financial documents.

 

500 10 Self Seal SINGLE Window Security Envelopes-Designed for QuickBooks Invoices and Business Statements-Computer printed Checks with Strong Peel and Seal Flap- 4 18 X 9 12
500 #10 Self Seal SINGLE Window Security Envelopes-Designed for QuickBooks Invoices and Business Statements-Computer printed Checks with Strong Peel and Seal Flap- 4 1/8 X 9 1/2
500 #10 Self Seal SINGLE Window Security Envelopes-Designed for QuickBooks Invoices and Business Statements-Computer printed Checks with Strong Peel and Seal Flap- 4 1/8 X 9 1/2 - Save time quickly stuffing multiple pieces of business mail in our wide and large #10 security envelope design you can even stuff smaller #9 or #8 return envelopes to get your invoices paid quicker. Perfect for mailing invoices, quickbooks invoices and checks, billing statements, checks, and other business mail. Just peel and seal for a strong lasting seal our security envelopes will quickly and easily create a strong seal for completely secure business mail. Provides complete business mail security your professional business mail will be completely hidden with our dark security tint design. Create professional looking mail with the added security of a single window envelope your business mail recipient address will show through the single window and you can quickly print your return address or add return address labels.

 

500 19x24 Suffocation Warning Self Seal Flap Tape Clear ValueMailers Poly Bags Cello Cellophane Polypropylene OPP Bags 15 MIL 19 x 24
500 19×24 Suffocation Warning Self Seal Flap Tape Clear ValueMailers Poly Bags Cello Cellophane Polypropylene OPP Bags 1.5 MIL 19″ x 24″
500 19×24 Suffocation Warning Self Seal Flap Tape Clear ValueMailers Poly Bags Cello Cellophane Polypropylene OPP Bags 1.5 MIL 19″ x 24″ - Great value, 12 mil thickness top quality. Self easily close. Can be used to store clothes,books,paper,something need dry. Easy peel and stick closure, peel off the backing, fold the flap, and stick in place • suffocation warning, written in english, french, and spanish, meets amazon fba requirements • resealable, if it wasn’t closed perfectly the first time, peel it open and try again • strong bags protect your merchandise, products slip easily inside these clear bags • printed on bottom of bag, for clear view of product if bag is folded down, warning is still legibl. Size4535cm+3cm.

 

Poly Mailers Unicorn Mailer Bags 10x13 100 Ct Designer Print Shipping Envelopes with Self Seal Flap
Poly Mailers, Unicorn Mailer Bags, 10×13, 100 Ct, Designer Print Shipping Envelopes with Self Seal Flap
Poly Mailers, Unicorn Mailer Bags, 10×13, 100 Ct, Designer Print Shipping Envelopes with Self Seal Flap - Save money, each mailer weighs less than half an ounce, so you only pay to mail your goods, not your packaging. Plenty of space, these large 10″x13″ mailers can easily fit 3 large shirts or 5 pairs of leggings. Mail with confidence, strong 25 mil ldpe material resists tearing and keeps your contents dry, and the edge seams won’t come apart. Ship in style, wow your customers, friends, or family with this great looking zare original pink and purple unicorn design, printed on both sides of the package. Save time, the self-adhesive closure strip means no taping or glue licking.





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