The corrugated cardboard sheets can be inserted into a mailer to protect against essential documents getting bent and damaged in the mail. The cardboard rectangles can also be used as a backing for craft projects or make your photo frames! You can also use them to make signs with markers or paint. Our brown cardboard dividers for boxes with side funneling each measure 6 x 9 inches and are 2-millimeter thick.
50-Pack of Corrugated Cardboard Sheets 9x12, Flat Card Boards, Packaging Inserts for Shipping, Mailing, Arts and Crafts, DIY Projects, Packing Mailers, 2mm Thick : Industrial & Scientific
200 Pack 5x7 Corrugated Cardboard Sheets for Mailers, Inserts for Shipping, 2mm 194425020160
Juvale 100 Pack 6x6 Rigid Mailers - 450 Gsm Thick Self Sealing Stay Flat Cardboard Envelopes For Mailing Cds, Dvds (white) : Target
Sale : Construction Paper : Target
50-Pack Large Corrugated Cardboard Sheets for Mailers, 11x14 Flat Packaging Inserts Pads, Shipping, Packing, Mailing, Dividers, Crafts, DIY Art Projects Supplies (2mm Thick) : Industrial & Scientific
Corrugated Cardboard Sheets, Premium Brown Kraft Corrugated Cardboard Divider Inserts Bulk Flat for Shipping, Mailing, DIY Décor and Crafts. (4x6-200 Pack) : Office Products
Stockroom Plus 25 Pack Pink Corrugated Paper Shipping Boxes, Cardboard Mailers Gift Boxes For Packaging, 9x6x3 In : Target
Stockroom Plus 25 Pack Pink Corrugated Paper Shipping Boxes, Cardboard Mailers Gift Boxes For Packaging, 9x6x3 In : Target
ZEONHEI 60 Pack 12 x 12 x 1/8 inch Corrugated Cardboard Sheets, 3mm Thick Cardboard Squares, Flat Packaging Inserts for Shipping, Mailing, DIY and
50-Pack Large Corrugated Cardboard Sheets for India
Juvale 200 Pack 5x7 Corrugated Cardboard Sheets For Mailers, Flat Packaging Inserts For Shipping, Mailing, Crafts, 2mm Thick : Target
50-Pack Large Corrugated Cardboard Sheets, 11x17-Inch Flat Packaging Inserts Pads for Mailers, Shipping, Packing, Mailing, Arts and Crafts, DIY Projects (2mm Thick) : Industrial & Scientific
200 Pack 5x7 Corrugated Cardboard Sheets for Mailers
Juvale Designed for Modern Living
Harloon 24 Packs Corrugated Cardboard Sheets Set 36 x 48 Inch Kraft Brown Flat Packaging Inserts Packaging Cardboard Inserts 2mm Thickness for Packing, Delivering, Shipping, Moving, Mailing and Crafts : Office Products