corrugated cardboard sheets

1mm Corrugated Cardboard Sheets

50 Pack Corrugated Cardboard Sheets 11 x 16.5 Inches Cardboard

Wholesale Single Wall Corrugated Cardboard Sheets

Juvale Designed for Modern Living

DoubleWall Corrugated Sheets - 9 X 9 Inch

40 PCS Corrugated Cardboard Sheets, 12 X 12 Inches Flat Cardboard Sheets, Square

★RIGID AND LIGHTWEIGHT★ These cardboard sheets are actually sturdy and rigid which are PERFECT for shipping cards, postcards, art prints and other

200 Packs 4x6 Inch Corrugated Cardboard Sheets, Premium Corrugated Pads Cardboard Inserts Bulk Flat for T-Shirts, Shipping, Mailing, Cardboard Divider

NINGWAAN 60 Pack 11x14 inch Corrugated Cardboard Sheets, Large Thickened Cardboard Sheets, Flat Cardboard Inserts Squares for Packing, Mailing, DIY

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