Mailing & Shipping Supplies › Envelopes › white corrugated cardboard mailing boxes

100 Pack 6x6 Rigid Mailers - 450 GSM Thick and Sturdy - Self Sealing Stay Flat Cardboard Envelopes for Mailing CDs DVDs (White)

Item Description Our 6x6 rigid mailer (100 Pack) is the ultimate solution for safely mailing your postcards pictures business cards collectible trading cards and small art prints to your friends and family. These cd mailer envelopes are designed to... more

100 Pack Thick Stay Flat Rigid Mailers 12.75x15 with Self Adhesive Seal 550 GSM Bulk White Cardboard Envelopes for Shipping Mailing

Item Description Our set of 100 document mailers are the perfect at-home or office supplies that can be used for packing and shipping books clothes calendars disks documents postcards letters DVDs magazines and pictures and for packaging art prints to... more

100 Stay Flat Rigid White Cardboard Mailers 12.75 x 15 with Tear Strip-28 pt. Self Seal Shipping Mailing Envelopes

Stay Flat Mailers:These rigid cardboard mailers are great for shipping and protecting important documents. Resistant to bending and crushing you can confidently ship your products knowing they will arrive in terrific condition. In addition to this... more

ZQRPCA 12.5 Inch by 9.5 Inch Self Seal Keep Flat Durable Lightweight Rigid Cardboard Photo Mailer Envelopes Bundle for Mailing White (250 Pack)

ZQRPCA 12.5 Inch by 9.5 Inch Self Seal Keep Flat Durable Lightweight Rigid Cardboard Photo Mailer Envelopes Bundle for Mailing White (250 Pack) more

100 Pack Gusseted Rigid Mailers 10 x 7.75 x 1 Paperboard Mailers Stay Flat Envelopes White Expansion Rigid Photo Document Mailer No Bend for Mailing CD Disks Photos Peel and Seal Cardboard Fiberboard

Expansion Rigid Paperboard Mailers. Large rigid envelopes 10 x 7.75 x 1. CASE of 100 mailing envelopes. White color shipping mailers. NO BEND: Non-bendable packing mailer clean white appearance. Rigid fiberboard backing resists bending. PROTECTION:... more

ZQRPCA 7 Inch by 9 Inch Self Seal Keep Flat Durable Lightweight Rigid Cardboard Photo Mailer Envelopes Bundle for Mailing White (500 Pack)

ZQRPCA 7 Inch by 9 Inch Self Seal Keep Flat Durable Lightweight Rigid Cardboard Photo Mailer Envelopes Bundle for Mailing White (500 Pack) more

50 Pack 17x21 Rigid Mailers - 550 GSM Thick Self Adhesive Stay Flat Cardboard Envelopes for Shipping Mailing Photos Documents (White)

Item Description This 17x21 rigid mailer (50 Pack) is the ultimate solution for safely packing and shipping your books clothes calendars disks documents postcards letters DVDs magazines and pictures and for packaging art prints to send to your friends... more

25-Pack Stay Flat Rigid Mailers 12x12 with Self Adhesive Seal Bulk White Cardboard Envelopes for Shipping Photos Mailing Calendars Art Prints CDs Documents

Item Description Protect your valuable documents and prints with this set of heavy-duty mailers. These envelope photo mailers come with a self-adhesive seal at the top that helps ensure that the contents are secure during transit. The calendar... more

White Rigid Mailers Size 4.5� x 6.5� Pack of 10 Self Seal Stay Flat Cardboard Shipping Envelopes for Mailing Photos images Gift Cards Collectable or Thank You Cards for Small Business or Home

OUR RIGID MAILERS size is 4.5� x 6.5� its color “White� Material “Hard Cardboard� and are self-seal and has a tear-off strip for easy and simple opening. The corners of the envelopes are doble folded that provides great protection for the... more

7 Inch By 9 Inch Self Seal Keep Flat Durable Lightweight Rigid Cardboard Photo Mailer Envelopes Bundle For Mailing White (500 Pack)

Dimensions:7 x 9 Thickness:250 GSM Self-Sealing Peel and Stick Adhesive White Cardboard Mailer for shipping Photos Documents and more! Quantity:500 more

HYYYYH 6 Inch by 8 Inch Self Seal Keep Flat Durable Lightweight Rigid Cardboard Photo Mailer Envelopes Bundle for Mailing White (1 000 Pack)

HYYYYH 6 Inch by 8 Inch Self Seal Keep Flat Durable Lightweight Rigid Cardboard Photo Mailer Envelopes Bundle for Mailing White (1 000 Pack) more

Cardboard Mailers Stay Flats Rigid Flat Mailer 13 W X 18 L 100-Pack | Stayflats Envelope Keeping Photo Document Artwork ed During Mailing And Shipping Small & Large Sizes 13X18 1318

Perfect Shipping Supplies - Designed to fit Photos documents or artwork and other personal items for moving shipping storage or small business packaging Strong chipboard mailers photos and documents during shipping. 100 Pack Bulk Box Value Bundle -... more

Cardboard Mailers Stay Flats Rigid Flat Mailer 13 W X 18 L 100-Pack | Stayflats Envelope Keeping Photo Document Artwork ed During Mailing And Shipping Small & Large Sizes 13X18 1318

Perfect Shipping Supplies - Designed to fit Photos documents or artwork and other personal items for moving shipping storage or small business packaging Strong chipboard mailers photos and documents during shipping. 100 Pack Bulk Box Value Bundle -... more

Cardboard Mailers Stay Flats Rigid Flat Mailer 13 W X 18 L 100-Pack | Stayflats Envelope Keeping Photo Document Artwork ed During Mailing And Shipping Small & Large Sizes 13X18 1318

Perfect Shipping Supplies - Designed to fit Photos documents or artwork and other personal items for moving shipping storage or small business packaging Strong chipboard mailers photos and documents during shipping. 100 Pack Bulk Box Value Bundle -... more

Cardboard Mailers Stay Flats Rigid Flat Mailer 13 W X 18 L 100-Pack | Stayflats Envelope Keeping Photo Document Artwork ed During Mailing And Shipping Small & Large Sizes 13X18 1318

Perfect Shipping Supplies - Designed to fit Photos documents or artwork and other personal items for moving shipping storage or small business packaging Strong chipboard mailers photos and documents during shipping. 100 Pack Bulk Box Value Bundle -... more

HYYYYH Cardboard Mailers Stay Flats Rigid Flat Mailer 13 W x 18 L 100-Pack | Stayflats Envelope Keeping Photo Document Artwork Protected During Mailing and Shipping Small & Large Sizes 13x18 1318

13 x 18 White Self-Seal Flat Mailers. Strong chipboard mailers photos and documents during shipping. Manufactured from light-weight .020 Chipboard to save on freight costs. No additional stiffeners needed. Peel and seal closure. Pull tab tear strip for... more

MYXIO Cardboard Mailers Stay Flats Rigid Flat Mailer 13 W x 18 L 100-Pack | Stayflats Envelope Keeping Photo Document Artwork Protected During Mailing and Shipping Small & Large Sizes 13x18 1318

13 x 18 White Self-Seal Flat Mailers. Strong chipboard mailers photos and documents during shipping. Manufactured from light-weight .020 Chipboard to save on freight costs. No additional stiffeners needed. Peel and seal closure. Pull tab tear strip for... more

quality park #6-3/4 business envelopes with a gummed flap for standard remittance business mailing 24 lb white wove 5-3/8 x 6-1/2 500 per box (90070)

Business envelopes feature a contemporary style with sturdy 24 lb. white wove super-white bright stock and full-size flaps. Flaps are fully gummed. No. 6-3/4 envelopes are ideal for use with automatic envelope inserting/sealing equipment. more

QUA44926 Redi Security Mailing Envelopes 100 / Box White

The go-to choice in everyday office procedures. Soft and smooth white wove paper is easy to imprint with labels and expansive enough to write out addresses. Security tint keeps messages and information secure from prying eyes. Avoid the hassle of... more

Reskid 9 x 12 Booklet Envelopes Gummed Seal for Mailing or Storage 24 lb White Wove 500 per Box

Product Description Reskid 9 x 12 Envelopes are perfect for document storage and mailings. Use this 9 x 12 envelope size to send letters with photos booklets or other items you’d rather send flat without folds. These Reskid envelopes are made from... more

Catalog Mailing Envelope Gummed Seal 9 X 12 White 250/Box (CO635)

A durable ALL-PURPOSE mailing envelope; ideal for mailing documents catalogs direct mail promotional material brochures and more Durable 24lb white wove material; 9 x 12 ; 250 envelopes Open end closure; moisture activated gummed seal; made in more

X 12-1/2 Catalog Mailing Envelopes Redi-Seal Self Seal Envelope Closure 28 Lb White Wove Paper 100 Per Box (QUA44682) Large

Stock up with boxes of 100 durable 9 1/2 x 12 1/2 catalog envelopes; in crisp bright white paper with time-saving peel and seal closures Please don’t lick these envelopes; Redi-Strip closures don’t require moisture—just peel and press for a safe... more

10 X 13 Catalog Envelopes Redi-Seal Self-Sealing Closure For Mailing Storing Organizing 28 Lb White Wove (QUA43717) Large 100 Per Box

Thank you for your custom.Customer care is our top priority. Offer is subject to availability.We promise you won t regret buying it. USE & REPEAT:Heavy-duty Catalog Envelopes hold up to repeated use in or out of the office HEAVYWEIGHT PAPER:28 lb white... more

Large Poly Mailers (20 PCS) Jumbo Shipping Bags for Clothing Shoes Box White Waterproof Tyvek Plastic Mailing Envelopes 24x30 Inches

Large envelope poly mailing bags. Excellent Quality. Self-sealing for protected packages! Water and weather resistant. Privacy guaranteed by silver inner layer. Flexible superior adhesive allows for over-stuffing. Shipping quality approved. UPS FedEx &... more

MYXIO 6 x 9 Booklet Envelopes Gummed Seal for Mailing or Storage 24 lb White Wove - 1000 Per Box

MYXIO 6 x 9 Envelopes are perfect for document storage and mailings. Use this smaller 6 x 9 envelope size to send letters with small photos booklets or other items you’d send flat without folds. These MYXIO envelopes are made from classic 24 lb white... more

X 12 Booklet Envelopes Gummed Seal For Mailing Or Storage 24 Lb White Wove 500 Per Box

9 x 12 Booklet Envelopes are a safe secure choice for smaller mailings 24 lb. White wove paper provides a crisp professional look; side-seam construction creates a smooth fold-free back panel for printing Booklet orientation; these side-loading... more

Catalog Mailing Envelope Gummed Seal 9 X 12 White 250/Box (CO635)

A durable ALL-PURPOSE mailing envelope; ideal for mailing documents catalogs direct mail promotional material brochures and more Durable 24lb white wove material; 9 x 12 ; 250 envelopes Open end closure; moisture activated gummed seal; made in more

X 12-1/2 Catalog Mailing Envelopes Redi-Seal Self Seal Envelope Closure 28 Lb White Wove Paper 100 Per Box (QUA44682) Large

Stock up with boxes of 100 durable 9 1/2 x 12 1/2 catalog envelopes; in crisp bright white paper with time-saving peel and seal closures Please don’t lick these envelopes; Redi-Strip closures don’t require moisture—just peel and press for a safe... more

Mead Catalog Mailing Envelope Gummed Seal 9 x 12 White 250/Box (CO635)

A durable ALL-PURPOSE mailing envelope; ideal for mailing documents catalogs direct mail promotional material brochures and more. Crisp white wove is perfect for business and home use. Convenient open-end style provides trouble-free insertion of... more

Quality Park® #6-3/4 Security Tinted Envelopes with Redi-Strip® Self Seal Closure for Business Mailings 24 lb White Wove 3-5/8 x 6-1/2 100/Box

# 6-3/4 security tinted business envelopes are ideal for self addressed business reply. They fit easily in a # 9 or #10 envelope. The blue security tint assures privacy while in the mail stream. Bright white 24 lb white wove stock gives a professional... more

Quality Park #6-3/4 Business Envelopes with a Gummed Flap for Standard Remittance Business Mailing 24 lb White Wove 5-3/8 x 6-1/2 500 per Box (90070)

Quality Park #6-3/4 Business Envelopes with a Gummed Flap for Standard Remittance Business Mailing 24 lb White Wove 5-3/8 x 6-1/2 500 per Box (90070) SIDE SEAMED GUMMED FLAP CONSTRUCTION: Quality Park s business envelopes have a moisture activated G more

6 X 9 Booklet Envelopes Gummed Seal For Mailing Or Storage 24 Lb White Wove - 1000 Per Box

6 x 9 Booklet Envelopes are a safe secure choice for smaller mailings 24 lb. White wove paper provides a crisp professional look; side-seam construction creates a smooth fold-free back panel for printing Booklet orientation; these side-loading... more

X 12-1/2 Catalog Mailing Envelopes Redi-Seal Self Seal Envelope Closure 28 Lb White Wove Paper 100 Per Box (QUA44682) Large

Stock up with boxes of 100 durable 9 1/2 x 12 1/2 catalog envelopes; in crisp bright white paper with time-saving peel and seal closures Please don’t lick these envelopes; Redi-Strip closures don’t require moisture—just peel and press for a safe... more

QUA44926 Redi Security Mailing Envelopes 100 / Box White

The go-to choice in everyday office procedures. Soft and smooth white wove paper is easy to imprint with labels and expansive enough to write out addresses. Security tint keeps messages and information secure from prying eyes. Avoid the hassle of... more

X 12 Booklet Envelopes Gummed Seal For Mailing Or Storage 24 Lb White Wove 500 Per Box

9 x 12 Booklet Envelopes are a safe secure choice for smaller mailings 24 lb. White wove paper provides a crisp professional look; side-seam construction creates a smooth fold-free back panel for printing Booklet orientation; these side-loading... more

LfucQd 10 x 13 Catalog Envelopes Redi-Seal Self-Sealing Closure for Mailing Storing Organizing 28 lb White Wove (QUA43717) Large 100 per Box

LfucQd 10 x 13 Catalog Envelopes are a versatile solution for document storage mailings and interoffice mail. Heavyweight 28 lb white wove envelopes have self-sealing closures; just press and go! Size accommodates over-sized documents without folding.... more

Catalog Mailing Envelope Gummed Seal 9 X 12 White 250/Box (CO635)

A durable ALL-PURPOSE mailing envelope; ideal for mailing documents catalogs direct mail promotional material brochures and more Durable 24lb white wove material; 9 x 12 ; 250 envelopes Open end closure; moisture activated gummed seal; made in more

Quality Park Redi Strip Security Mailing Envelopes Multipurpose - Peel Strip - 100 / Box - White

All-purpose mailing envelopes offer a convenient solution to mailing larger items and ensuring confidentiality. Blue security tint keeps contents confidential while in the mail stream. Redi-Strip on the flap provides a clean quick seal immediately upon... more