12x12 Corrugated Cardboard Sheets 24 Pack Bulk Flat Square Inserts for Packing, Mailing, Crafts

Put a sheet in a mailer to protect a piece of paper so it does not get bent in the mail. Use it as a backing for craft projects, or even make your own photo frames! You can also use them to make signs with markers or paint. Each piece of kraft brown cardboard measures 12 x 12 inches.

Shipping Boxes Medium 28L X 24W X 6H, 10-Pack

71 Pcs Vinyl Record Mailers LP Shipping Boxes Set Include 20 Pcs

Mat Board Center, 50 Corrugated Cardboard Sheets 12x12

50-Pack Large Corrugated Cardboard Sheets for Mailers, 11x14 Flat

ZOENHOU 50 PCS 11 x 8.5 Inch Corrugated Cardboard Brazil

Corrugated Cardboard Filler Insert Sheet Pads 1/8 Thick - 14 x 11

50-Pack of Corrugated Cardboard Sheets 9x12, Flat Card Boards

24 Pack Corrugated Cardboard Sheets 12x12, Flat Square

Add this bulk set of 50 brown corrugated sheets to your arts, crafts, and photo framing supplies. Our corrugated cardboard sheets are perfect for many

Corrugated Cardboard Sheets 11 x 17 in for Packing Inserts, Mailing, Crafts (1/16 in thick, 50 Pack)

Bercoor Corrugated Cardboard Sheets, 8.5 x 11 Inch Flat Cardboard

30 Pack Corrugated Cardboard Sheets 12 x 12 Inch Insert Sheet for

Put a sheet in a mailer to protect a piece of paper so it does not get bent in the mail. Use it as a backing for craft projects, or even make your own photo frames! You can also use them to make signs with markers or paint. Each piece of kraft brown cardboard measures 12 x 12 inches.

12x12 Corrugated Cardboard Sheets 24 Pack Bulk Flat Square Inserts for Packing, Mailing, Crafts

50-Pack Large Corrugated Cardboard Sheets for India

Golden State Art, 25 Pack 12 x 12 Inches Corrugated Cardboard