WELL MADE - This cardboard is a hard board made of compressed kraft paper, which is recyclable and environmentally friendly, with no unpleasant odor.
MUKCHAP 200 Packs 5 x 7 Inches Chipboard Sheets, 0.04 Inch(1mm) Thick Brown Kraft Cardstock for Model Building, Scrapbooking and Picture Frame Backing
Chipboard: 1 lb Basis Wt, 0.03 in Thick, 1 in Sheet Wd, 1 in Sheet Lgth, 24 lb Roll Wt, 25,000 PK (55AK03) : Industrial & Scientific
20 Pcs Book Board, Binders Board Chipboard Designer Bookboard Kraft Heavy Duty Chipboard Sheets Bookbinding Supplies for Book Binding Cover (Gray, 12 x 12 Inch 50PT)
Investigating Wind Energy Go Direct® Package - Vernier
Chipboard (Kraft, 08.5x11 22 Point 025 Count)
Chipboard (Kraft, 12x12 22 Point 025 Count)
KidWind Advanced Wind Experiment Kit, KidWind, Vernier
Chipboard (Kraft, 08.5x11 22 Point 025 Count)
KidWind Basic Wind Experiment Kit - Vernier
KidWind Advanced Wind Experiment Kit - Vernier
20 Pcs Book Board, Binders Board Chipboard Designer Bookboard Kraft Heavy Duty Chipboard Sheets Bookbinding Supplies for Book Binding Cover (Gray, 12 x 12 Inch 50PT)