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
100 Chipboard Sheets 8.5 x 11 inch - 50pt (point) Heavy Weight Brown Kraft Cardboard for Scrapbooking & Picture Frame Backing (.050 Caliper Thick) Paper Board
Chipboard (Kraft, 08.5x11 22 Point 025 Count)
Wind Power > Experiment 33 from Earth Science with Vernier
Grafix Medium Weight Chipboard Sheets 12x12 25-pkg-natural
KidWind MINI Wind Turbine with Blade Design - Buy from hBARSCI
Chipboard Sheets - Vernier
Solar Energy Exploration Kit - Vernier
Advanced Wind Experiment Kit Nacelle - Vernier
Proper Size for Using: the book board is approx. 31.75 cm/ 12.5 inches in length, 25.4 cm/ 10 inches in width, 2.2 mm/ 0.086 inches in thickness,
20 Pcs Book Board, Binders Board Chipboard Designer Bookboard Kraft Heavy Duty Chipboard Sheets Bookbinding Supplies for Book Binding Cover (Black
Investigating Wind Energy Go Direct® Package - Vernier
KidWind Nacelle - Vernier