Chipboard - 8.5 x 11 inch - .024" Thick - 25 Sheets Thick cardboard weight stock Can be hand or machine cut cleanly Inkjet and Laserjet Compatible More accurate on-screen color matching -- Starting in April 2017 all new packs will include a FREE Color Swatch Card. Made in the U.S.A. Medium weight paper used by crafters - great for scrapbook pages and card making Easily cuts in most die cutters Similar to the thickness of a regular greeting card Generally printable in laser and ink jet home printers .012&#034; thick is commonly called &#034;poster board&#034; .024&#034; thick is extra thick or heavyweight Pre-score before folding, to avoid cracking on the fold or uneven folding Will not print in most home printers